sc.912.l.14.1, sc.912.l.14.3 (student...

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Vocabulary Part 1: Cell Cell Theory Prokaryote Eukaryote Nucleus DNA Cell Membrane Lipid Bilayer Selectively Permeable Membrane Part 2: Nucleus Cell Membrane Cell Wall Ribosomes Smooth Endoplasmic Reticulum Rough Endoplasmic Reticulum Golgi Apparatus Chloroplast Mitochondria Lysosome Vacuole Cytoskeleton Part 3: Passive Transport Diffusion Facilitate Diffusion Aquaporin Osmosis Isotonic Hypertonic Hypotonic Active Transport Transport Proteins Endocytosis Phagocytosis Pinocytosis Exocytosis SC.912.L.14.1, SC.912.L.14.3 1

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Page 1: SC.912.L.14.1, SC.912.L.14.3 (STUDENT NOTES)pthomastchs.weebly.com/uploads/2/8/7/4/28741133/sc... · 3.Once you have created your structure you will not present it to the class so

Vocabulary

Part 1:CellCell TheoryProkaryoteEukaryoteNucleusDNACell MembraneLipid BilayerSelectively Permeable Membrane

Part 2:NucleusCell MembraneCell WallRibosomesSmooth Endoplasmic ReticulumRough Endoplasmic ReticulumGolgi ApparatusChloroplastMitochondriaLysosomeVacuoleCytoskeleton

Part 3:Passive TransportDiffusionFacilitate DiffusionAquaporinOsmosisIsotonicHypertonicHypotonicActive TransportTransport ProteinsEndocytosisPhagocytosisPinocytosisExocytosis

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The History of Cell BiologyONE Human cell is smaller than a ___________________. Cells were not seen until the invention of the _______________ by Robert Hooke. Who was Robert Hooke? In _________, he observed the first cells from a slice of _________ and called them ___________, which is Latin for ______________________. There were four other scientist whom were prominent in the discovery of the cell. The next one was Anton van Leeuwenhoek who first saw single-cell organisms in pond water and observed cells in blood and semen. BTW what is semen (this is a term we will learn about later on but you should become familiar of it now)? __________________________________________________________. Matthias Schleiden found out that all ___________ are made of cells. Theodor Schwann found out that all ___________ are made of cells, and lastly Rudolf Virchow found that all cells come from __________________. After the work from all these scientist was put together, they created what is known as the ___________. The cell theory consist of: ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

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CellsAll living organisms on Earth are made up of microscopic structures called ______________. There are many types of cells. Some organisms are unicellular (meaning: ___________________________), while other organisms, including ___________, are multicellular (meaning:______________________________). Cells generally share a similar structure.Cell StructureMost cells contain smaller structures, called ____________. ___________________ are groups of complex molecules that function like "_____________" of a cell. Like the organs of the body,

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organelles of a cell perform different functions. This is known as the levels of organization. It consist of _________________ which are made up of _____________ which are made up of _____________ which are made up of ______________. Examples of systems include the _________________________________________________. Then we have the organs which make up these systems which are your _______________________________________________________. Tissues are what make up these which are like your _____________ and then cells make up everything.

Although some cells contain a different assortment of organelles than others, a list of the organelles commonly found in eukaryotic cells appears below, beside each of the parts, place a P, A, or B whether it is found in a plant cell, animal cell or both:

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Parts Function Drawing

Cytoplasm the clear, gelatinous material found inside cells that supports and holds ___________________. It is the site of many cellular processes. The cytoplasm contains a ______________ which helps to maintain the cells _______________________________.

Cell Membrane

a ____________________ lipid bilayer that acts as a boundary layer around the cytoplasm thus separating cells from their outside environments. In addition to being able to recognize chemical signals, the cell membrane is selectively permeable to chemicals and controls which molecules __________________________________ the cell. Nutrients first enter the cell through the cell membrane.

Cell Wall a secretion of the cell membrane that is found in _________, fungi, bacteria, and many protists. It provides protection from ___________________ and provides __________________________.

Chloroplast the _________ producer in a _________ cell. During a process known as _______________, chloroplasts absorb light energy from the Sun and produce food in the form of glucose sugar from carbon dioxide and water.

Chromatin a collection of ______ and proteins that contains the hereditary information of an organism. The chromatin is ___________ packed during interphase to allow for easy access for gene expression. Prior to cell division, the chromatin condenses to form ______________.

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Parts Function Drawing

Cilium a tiny ___________ structure composed of microtubules that beats back and forth in order to allow the cell to ___________. Cilia are usually found in large numbers and can also aid in feeding by sweeping food toward the cell. Cells that line the digestive and respiratory systems of animals also have cilia that help with the movement of materials.

Endoplasmic Reticulum

transports ____________ within cells. The endoplasmic reticulum is also the location of lipid synthesis on the smooth side, and proteins are synthesized on the ribosome-studded, rough ER.

Flagellum a _______________ structure composed of microtubules that is used by cells for movement. Plant and animal flagella move back and forth in order to propel the cell forward. Bacterial flagella, on the other hand, move in a corkscrew motion.

Golgi Apparatus

processes cellular ______________ from lysosomes, as well as other materials, and transports them out of the cell. In addition to playing an important role in waste disposal, the Golgi apparatus also processes, sorts, and modifies ____________ in cells.

Lysosome a membrane-bound organelle found in ______________ cells that contains enzymes specialized to _______________ ingested materials, secretions, and wastes. These wastes (and other materials) may then be processed and transported out of the cell by the ________________________.

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Parts Function Drawing

Microfilament a major component of a cell's ________________. They function in determining cellular _____________, as well as aiding in cellular movement. They are important for the formation of many different cellular projections that can allow a cell to move through its environment.

Microtubules components of _________ and __________ as well as the ____________ of a cell. Microtubules are ____________ that help give a cell its shape and can also aid the cell in locomotion and the transport of materials through the cell.

Mitochondria produce ________, the body's primary ______________ source, through aerobic cellular respiration.

Nuclear Envelope

double lipid bilayer that encloses the genetic material of a cell. It separates the _____________ of a cell from the ____________. There are nuclear pores within the nuclear envelope that allow for the exchange of materials between the nucleus and the cytoplasm. The nuclear envelope is sometimes called the nuclear membrane.

Nucleus the "_________" of the cell. It contains the nucleolus and the cell's _______

Nucleolus found within the ___________ of a cell and is responsible for synthesizing __________ and ribosomal RNA

Ribosomes RNA and protein complex that is found in all cells. During ______________, ribosomes join amino acids together to form _____________

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Parts Function Drawing

Vacuole stores __________ and ingested food in a fluid sack. In ___________ cells, the central vacuole produces turgor pressure against the cell wall for cellular support

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Plan

t vs.

Ani

mal

Cel

ls

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Classroom Tour Inside a Giant Plant Cell Objective: As a biology class, we have studied and learned about the valuable meaning of the cell theory as well as the structures and functions of cell organelles by researching, building and exploring a larger than life plant cell!

Procedure:

Partner: _____________________

Organelle/Cell Structure: ______________________

Dimensions: _______________________

Color Play-dough: _______________________

1. You and your partner are going to research, using your book or an iPad what your structure is and what it looks like. Write down some key descriptions for this structure:

a.

b.

c.

2.Now you and your partner are going to make the structure out of the play-dough. Some groups might need to work together closely but the class all together will work together as a whole. Be creative and innovative in designing and building your cell organelle. Make it look as realistic as possible!

3.Once you have created your structure you will not present it to the class so on your notecard you will want to include some key facts so you can speak for at least 2 minutes. Once you have presented, we will build our cell one piece at a time.

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Plant vs. Animal Cells

Plant cells and animal cells contain different cellular structures. For example, plant cells have chloroplasts, while animal cells do not. Most plants cells possess a cell wall and chloroplasts; animal cells never contain these structures. Both plant and animal cells can contain _____________, but those found in animal cells are much smaller.

Animal cells have _____________ and _____________, which aren't found in plant cells. Centrioles play a major role organizing the mitotic spindle during cell division. _____________ contain enzymes which digest food particles, excess or old organelles and engulfed foreign particles, such as viruses or bacteria.

All cells are surrounded by some type of membrane. Plant cells have a cell membrane and a _____________, while animal cells only have a cell membrane. It is the lack of a cell wall in animal cells that allowed animals to develop greater diversity of cell types, tissues, and organs.

It is important to note that all cells do not always have all the organelles. Even within plants, many cells do not contain chloroplasts. Cells located in the roots are not exposed to sunlight and do not photosynthesize. Therefore, chloroplasts are not necessary. The same is true for cells that compose animals and all other complex organisms. Cells within multicellular organisms are highly specialized for the specific functions they perform.

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Prokaryotes vs. Eukaryotes

Prokaryotes do not have a true _____________ or other membrane-bound _____________.

Prokaryotic organisms differ from eukaryotic organisms in complexity and structure. Most prokaryotic organisms are _____________, or single-celled. All prokaryotes lack a well-defined nucleus and are much _____________ and _____________ than eukaryotic organisms. Although prokaryotes do have genetic material (_____________), their DNA is not separated from the rest of the cell by a nuclear membrane. Also, prokaryotic DNA is not arranged in chromosomes, and it tends to be _____________ rather than _____________. Prokaryotic cells do not contain mitochondria, but they can get energy from sunlight or chemicals in their environments. They have simpler stages of growth and development. They are simple organisms, such as _____________, _____________, and archaea, are examples of prokaryotes.

Eukaryotes have a nuclei and organelles that are surrounded by membranes. These are more complex than prokaryotes. Most of these are multicellular or multi-celled. The genetic material (DNA) in eukaryotic cells is organized into chromosomes and separated from the cytoplasm by the nuclear membrane. Cells in multicellular eukaryotes can be organized into tissues, organs, and organ systems. Developmental stages of single-celled eukaryotes are more complex than prokaryotic stages, and developmental stages of multi-celled eukaryotes are even more complex. Protozoa, fungi, plants, and animals are all examples of eukaryotes.

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Comparison of Prokaryotes and Eukaryotes

There are many difference between eukaryotes and prokaryotes. Prokaryotes are far simpler and smaller than eukaryotic cells. Fill in the chart below comparing the two using what we have learned so far:

Characteristics Prokaryote Eukaryote

Cells are enclosed within a plasma membrane

Cells contain DNA

Cells contain ribosomes

Cell membranes are surrounded by a cell wall

Cells contain a nucleus

Includes unicellular organisms

Includes multicellular organisms

All cells are able to perform all functions necessary for life

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Cell School AnalogyIn a school we all know so well, Madison County High School, the main export and production product are the grades. Everyone in the school has something to with the grade making and the entire school is designed to build and export grades. The office has the instructions for grade making, grades come in all letters and sizes and any student of MCHS can get the instructions and begin making their own grades. Grades are generally produced in classrooms around the school, these classrooms can be built by the principal (whose headquarters are in the school).

After the grades are constructed, they are placed onto the computer which can deliver the grades anywhere in the school. In order for a grade to be exported, the computer takes the grade to the guidance office, where the grades are packaged and labeled for export. Sometimes grades don’t turn out right, and the “rejects” are sent to summer school where they are broken down into simpler terms. The school powers the grades and computers from an electrical room that is in the school. The entire school is enclosed by a large brick wall, only teachers (and students with proper school id’s) are allowed outside of the school.

Match the parts of the school (underlined) with the parts of the cell.

1. Mitochondria _________________________

2.Ribosomes _________________________

3.Nucleus _________________________

4.ER _________________________

5.Golgi Apparatus _________________________

6.Protein _________________________

7.Cell Membrane _________________________

8.Lysosomes _________________________

9.Nucleolus _________________________

The security system - Just as the security system of the school controls who enters and leaves the school, so the _________________ regulates what enters and leaves the cell.

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The Principal - Just as the principal directs all the things that should be done in the school, so the ______________ and DNA controls all cell activities and what proteins will be made.

The Cafeteria - Just as the cafeteria is the center of a school and gives energy to all the schools students, proteins that power the cell are formed in the ___________________.

The Bus System - Just as the bus system sends kids home after school, the ________________ contains specialized enzymes that are sent off to do specialized tasks across the cell.

Wall, Ceiling and Support Beams - Just as the walls, ceiling and beams support the school building, the __________________ supports and maintains the cell’s shape.

The Classrooms - Just as classrooms are where students do all their hard work and learning, the _______________ is the place where all the ribosomes do their hard work assembling proteins.

The Janitors - Just as the janitors are responsible for making sure the school stays clean, ________________ break down cell waste so that parts can be reused.

The School Floor - Just as the floor is the base of the school upon which everything else lies, the __________________ is where all the organelles are held within the cell.

The Senior Class - Just as the senior class is preparing to move on after school and to be useful in the world, the ___________________ prepares proteins for use or export out of the cell.

Graduation - Just as at the end of school students graduate and move away, the _______________ are a key organelle during mitosis that eventually splits away between the two daughter cells.

The Generator - Just as the generator provides power and electrical energy for the whole school, the _______________ create the ATP that is used for energy in the cell’s processes.

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Cell Membrane

The main purpose of the cell membrane is to control the ______________ of substances ______________ of the cell. Another name for the cell membrane is the plasma membrane.Both ______________ and ______________ cells have cell membranes. In animal cells, the cell membrane separates the cell's internal environment from its external environment. In plant cells, the cell membrane is surrounded by a cell wall.

The Lipid Bilayer

This should be a review because we basically covered this in the second unit. The proteins and lipids in the cell membrane form a lipid bilayer that includes phospholipids. In the lipid bilayer, the hydrophilic ("______________") heads of the phospholipids face outward and the hydrophobic ("______________") tails face inward.

This arrangement allows the cell membrane to control the movement of substances in and out of the cell. In fact, due to this arrangement, polar molecules are unable to go across the cell membrane unless they pass through channels, or their diffusion must be facilitated by carrier proteins.

Cell Transport

In order for cells to function properly, they must be able to transport materials, such as water and nutrients, in through their cell membranes, and they must be able to transport materials, such as wastes and excess substances, out through their cell membranes. Materials can enter and exit through the cell membrane by ______________ transport or ______________ transport.

Passive Transport

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Passive transport is a type of cell transport that ______________ require the cell to expend ______________. Diffusion, facilitated diffusion, and osmosis are types of passive transport.

Diffusion, or simple diffusion, involves the movement of material along a ______________. That is, materials move across the cell membrane from an area of ___________ concentration to an area of __________ concentration.

Diffusion will continue across a semi-permeable membrane until particles are equally concentrated on both sides of the membrane. Small molecules, such as oxygen, ethanol, and carbon dioxide, easily diffuse across membrane. Some molecules cannot simply diffuse across the cell membrane because they are too large or because they have a chemical structure that prevents them from passing directly through the cell membrane.Facilitated diffusion is a type of diffusion that uses ______________ ______________ to transfer molecules across cell membranes. Like diffusion, facilitated diffusion involves the movement of material along a concentrated gradient, so no energy is required.

Glucose is an example of a molecule that is transported by facilitated diffusion.

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Osmosis is a type of diffusion that specifically involves the movement of __________ across a semi-permeable membrane. During osmosis, water moves from areas of _________ concentration to areas of ______ concentration, so energy is not expended.Cells react differently when placed in solutions with different concentrations:

Below are animal cells placed in beakers of various concentrations. Draw an arrow to show which way the water would move by osmosis. Fill in any missing percentages (water or solute). Identify the type of solution (isotonic, hypertonic, or hypotonic).

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Passive Transport Practice1. The cell membrane is made of a ______________ _______________. 2.The cell membrane is _____________ permeable. This means that

_________________________________________.3.Diffusion always causes particles to move from a region of

______________ concentration to a region of ______________ concentration.

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4.What are 2 types of Passive Transport? _______________ ______________

5.Look at the diagrams. The black dots represent solute molecules dissolved in water. In which beaker is the concentration of solute the

greatest? A or B 6.Write the correct type of solution underneath (isotonic, hypertonic, or

hypotonic)

7.___________tonic means there is a GREATER concentration of solute molecules OUTSIDE the cell than inside

8.___________tonic means that there is a LOWER concentration of solute molecules OUTSIDE the cell than inside

9.___________tonic means that there is the SAME concentration of solute molecules outside the cell as inside

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Active TransportActive Transport is a type of cell transport that ____________ a cell to expend ____________. Active transport typically occurs when substances try to move __________ a concentration gradient (i.e., from an area of ____ concentration to an area of ________ concentration) or when molecules are too large to undergo facilitated diffusion. Cell membrane pumps, endocytosis, and exocytosis are types of active transport.Cell membrane pumps are protein molecules that are embedded in the cell membrane. These molecules use energy to pump substances across the cell membrane against the concentration gradient.

The sodium-potassium pump is an example of a cell membrane pump. The sodium-potassium pump is found in almost all animal cells, and it plays a vital role in transporting nerve impulses.

__________________ is the process through which large molecules are transported into a cell. During endocytosis, the cell membrane surrounds a molecule and forms a vesicle. The vesicle then pinches off of the cell membrane, so its contents can be released inside of the cell.

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__________________ is the process through which large molecules are transported out of a cell. During exocytosis, a molecule is packaged into a vesicle. Then, the vesicle fuses with the cell membrane and expels its contents outside of the cell.

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Cell Coloring and Practice QuestionsAnswer the questions with a partner (1) and color the ones that need coloring.

This organelle looks like a stack of pancakes. It modifies, sorts, & packages molecules made for transport. (COLOR DARK BLUE)

Sac of digestive enzymes that breaks down food, unwanted cells, or cell parts: (COLOR PURPLE)

Storage space for water, food, waste and enzymes that is larger in plant cells and smaller in animal cells: (COLOR LIGHT BLUE)

Contains the genetic material (DNA) and acts as the control center of the cell: (COLOR YELLOW)

Dark spot in the nucleus of a non-dividing cell where RNA for ribosomes is made: (COLOR DARK BROWN)

Phospholipid and protein bilayer that surrounds the cell and controls which molecules enter or leave: (COLOR ORANGE)

Power plant of the cell with its own DNA that burns glucose for energy and stores it as APT: (COLOR RED)

Found outside the cell membrane in plants and bacteria, this supports and protects cells.: (COLOR DARK GREEN)

Plastid that has its own DNA and contains chlorophyll to carry out photosynthesis in plant cells: (COLOR LIGHT GREEN)

System of membranes which modify and transport proteins made on its attached ribosomes: (COLOR PINK)

Cell which has a nuclear membrane and membranes around its organelles:

Cell which has NO nuclear membrane or membrane bound organelles:

Many, short hair-like structures made of microtubules that are attached to the outside of cells which help move the cell or move things past the cell:

Few, long hair-like structures made of microtubules that are attached to the outside of cells which help in movement: (COLOR RED AND BLUE STRIPED)

Small structures, free or attached to ER, which synthesize proteins: (COLOR BLACK)

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Network of membrane WITHOUT RIBOSOMES which regulates calcium, makes steroids, and breaks down toxins: (COLOR PINK)

Log-like structures in animal cells that organize the spindle and guide chromosomes apart during cell division:

Openings in the nuclear membrane that allow molecules to pass in and out of the nucleus:

Membrane that surrounds the genetic material in eukaryotes and controls what enters and leaves the nucleus: (COLOR LIGHT BROWN)

Small internal structure in a cell which carries out a specific job:

Molecule used by cells to store and transport energy for cell activities like active transport:

DNA and proteins that are spread out in the nucleus of non-dividing cells:

Describes membranes which allow certain substances to pass through but keeps other substances out:

Give an example of an organelle:

Organelle where ATP is made: (COLOR RED)

DNA and proteins that are scrunched up into rod shaped bodies in dividing cells:

Molecules with polar heads and hydrophobic tails used to make cell membranes:

Gel-like material with organelles found between the nucleus cell membrane: (COLOR WHITE)

Group of different TISSUES that work together to perform a specific function:

Group of similar Cells that work together to carry out a specific function:

Group of organs that work together to carry out a specific function: Organ system

Name the Dutch microscope maker who first saw living cells: Anton van Leeuwenhoek

Name the English scientist who first saw “little boxes” in cork and coined the name “cells”: Robert Hooke

Name the German botanist who concluded that all plants are made of cells:

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Name an organelle besides the nucleus that has a double membrane:

Name the German zoologist who concluded that all animals are made of cells:

Name a cell part made out of microtubules:

Name the German physician who saw dividing cells and concluded that cells are produced from existing cells:

Cells that need a lot of energy like muscle cells have a lot of which organelle?

Name two of the parts of the cell theory:

Cells that export molecules like pancreas cells that make insulin have a lot of which organelle? (COLOR BLUE)

Tell a way bacteria and plants are alike:

Name an organelle besides the nucleus that has its own DNA:

Name the molecule in plant cell walls that make them sturdy:

Name a cell part made of microtubules in a 9+2 arrangement:

Another name for a living thing:

Which is the largest kind of cell? Animal, Plant or Bacteria

Which is the smallest kind of cell? Animal, Plant or Bacteria

Which cell is bigger? Plant or Animal

Which cell is bigger? Eukaryote or Prokaryote

Tell a way plant and animal cells are different.

Tell a way Prokaryotes & Eukaryotes are different:

Tell a way bacteria & animal cells are different:! !

Tell a way bacteria and plants are different:

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Tell a way bacteria & plant cells are ALIKE:

Tell a way bacteria & animal cells are ALIKE:

Tell a way plants & animal cells are ALIKE

Name a cell part found in plants, animals, and bacteria

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!

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QuestionsCell theory was first proposed in 1838. Evidence obtained through additional scientific investigations resulted in the current cell theory. Which statement describes a component of the original cell theory that was removed because of the new scientific knowledge?a. all living things are made up of cellsb.all cells come from other preexisting cellsc. cells form through spontaneous generationd.cells are the basic structural and functional units of life

Which invention from the 17th century allowed for the development of modern cell theory?a. X-raysb.computersc. the light microscoped. the scanning electron microscope

There are some similarities between prokaryotic and eukaryotic cells. Which of the following structures is found in both prokaryotic and eukaryotic cells?a. lysosomeb.mitochondrionc. nucleusd. ribosomes

Glucose is not able to pass through a semi-permeable cell membrane. If the cells need sugar to make ATP and carry out cellular processes, how does the sugar get into the cell?a.passive transport by diffusionb.active transport using ATP and carrier proteinsc. passive transport by osmosisd.phagocytosis

Which type(s) os cells have genetic material that is contained in a nucleus?a.bacteriab.only animal cells

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c. protistsd.both plant and animal cells

Which characteristic do most plants have in common?a. they are unicellularb. they are prokaryoticc. they produce seedsd. they are autotrophic

Which cell structure is correctly paired with its primary function?a. ribosome - protein synthesisb.mitochondrion - movementc. vacuole - cell divisiond.nucleus - storage of nutrients

The diagram below represents a cell of a green plant.

Solar energy is used to produce energy-rich compounds in which structure?a.ab.bc. cd.d

A person with swollen gums rinses his mouth with warm salt water, and the swelling decreases. Which of the following has occurred?a.The swollen gums have absorbed the saltwater solution.

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b.The saltwater solution lowers the temperature of the water in the gums.c. The salt in the solution has moved against the concentration gradient.d.The water in the gums has moved out due to the high concentration of

salt in the solution.

The diagram below represents a cell.

Which organelle is the site where amino acids are synthesized into proteins?a.1b.2c. 3d.4

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Which of these best completes this concept map?a.an animal cellb.a prokaryotic cellc. a virusd.a plant cell

The cell membrane of the red blood cell will allow water, oxygen, and carbon dioxide to pass through. Because other substances are blocked from entering, this membrane is calleda.perforatedb.semi-permeablec. non-conductived.permeable

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Bozeman - Tour of the CellHow does material move into a cell?The cytoskeleton is made up of a number of different what?What are the two types of microscopes that he mentions? Optical microscopes use what two things to magnify the image?Electron microscopes use what?Are objects viewed through an electron microscopes alive or dead?What are the two major types of cells? Prokaryotic cells lack what?What two things are prokaryotic?What are the four examples he says are Eukaryotic? Both Prokaryotic and Eukaryotic cells have what in common? Where is the nucleolus found?What are the building blocks of proteins?What happens in the nucleolus? What is found inside the nucleus? What is the function of ribosomes? What is a vesicle? Why is Rough ER called that? Describe the passage of proteins? He compares the Golgi Apparatus to what company?The cytoskeleton gives the cell what?He relates the cytoskeleton to what?What is the big part of the bridge represent? What are the thin parts of the bridge representing on the cell? Microtubules provide what? Microfilaments provide what?The smooth ER produces what?The smooth ER also plays a main role in what? The mitochondria is the area where we’re going to do what?The mitochondria generates what?Vacuoles are found in what type of cell?Lysosomes are in charge of what?What is apoptosis?The centriole is important in doing what?

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Crash Course - Membranes and TransportWhat are the two categories of transport?Which type of transport does not require energy? If the concentration of a solution is higher inside a cell than it is outside of the cell it is called what?If the concentration of a solution is lower inside a cell than it is outside of the cell it is called what?If the concentration is the same on both sides, it is called what?Water-loving means?Water-hating means?Channel proteins allow the passage of stuff by not using what?What are the proteins that are specifically for channeling water called?Active transport is used when you want to move something in what directions? ATP stands for what?When vesicles transport materials outside of a cell it is called what?What is it called when materials are moved inside of a cell?

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EDIBLE CELL PROJECTTHIS PROJECT IS MANDATORY FOR HONORS AND AVAILABLE FOR EXTRA

CREDIT FOR REGULARS.DUE DATE: __________________

Assignment: Construct an edible model of either a plant or an animal cell, plan the ingredients for your creation, and present your model to the class.

Guidelines:1) You must correctly identify if it is a plant or animal cell 2) Your model must be large enough to share with your whole class.3) You must include all the organelles that we learned about in class and are listed

below. If you want the full amount of extra credit you should include at least two additional organelles.

4) The organelles in your model should at least slightly resemble how the real organelle looks. You may need to do some additional research for this. Your textbook is a wonderful resource, as are the online models.

5) I would prefer you to label your model…however with some kinds of food it may not be really feasible to do this. (Aren’t sure what the word feasible means? Look it up!) If you can’t really label your model, you will need to be able to point to every organelle and tell me what it is and what it does…from memory! No cheat sheets!

6) To respect those students who have allergies, please do not use any nuts, peanut butter, or related items in your model. Oh, and no mushrooms tomatoes or bell peppers. Just because I don’t like them. And I’m the teacher. And I said so.

7) HAVE FUN AND BE CREATIVE!8) Because this is an edible project, there will not be an extended date, instead the

student will have to do an alternate project per my choice.

Animal Cell ! ! ! ! ! Plant Cell 1. Cytoplasm ! ! ! ! ! 1. Cell wall 2. Cell membrane ! ! ! ! ! 2. Cell membrane 3. Nucleus ! ! ! ! ! ! 3. Cytoplasm 4. Endoplasmic reticulum ! ! ! ! 4. Nucleus 5. Ribosome !! ! ! ! 5. Chloroplasts6. Golgi body ! ! ! ! ! 6. Endoplasmic reticulum 7. lysosomes ! ! ! ! ! 7. Golgi body 8. mitochondria ! ! ! ! ! 8. mitochondria 9. vacuole ! ! ! ! ! ! 9. vacuole ! ! ! ! ! ! ! 10. Ribosome

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EDIBLE CELL - Grading Rubric

Name:_________________________

Type of Cell:_______________________

4–Exemplary 3–Good 2–Satisfactory 1-Needs Improvement

Cell StructuresAnd

Functions (x5)

All cell structures and functions are included and are accurately represented and written.

One or two cell structures and functions are not included or are inaccurately represented

Includes and accurately represents some of the structures and functions in the cell, but not all.

Fails to identify and/or represent structures and functions of the cell correctly.

Creativity(x1)

Model is creatively constructed using a wide variety of food items.

Model is constructed using several different food items.

Model is constructed using a limited variety of food items.

Model is constructed using the same material for each part.

Following Guidelines

(x1)

Model is extremely neat and is appropriately constructed according to size, materials, and display.

Model is neat but is missing one component (size, materials, display).

Model is lacking neatness and is missing more than one component (size, materials, display).

Model is sloppy and messy and is missing multiple components (size, materials, display).

Rubric Score: ! ! _______! ! / 28Materials:! ! ! ! ! ! / 12Total: _____________! / 40

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