welcome to class! 10-13 and 10-14 complete the following: new entry “specialized cell structure...
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Welcome to Class! 10-13 and 10-14Complete the following:
New entry “Specialized Cell Structure and Functions” Draw a T-Chart or Venn Diagram compare and contrast Plant and
Animal cell below:
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Agenda1. Discuss the STARTER (two cells)
2. Cornell Notes on Cell Structure and Function
3. Coloring Cells
4. Conga Line
Homefun: Coloring Cells Due Friday 10/16
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Specialized Cell Structures
Biology Unit 04 Lesson 01
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Cell Wall Description:
Rigid outer layer Outside of cell membrane
Function: Support Protection Helps cell maintain its shape
Analogy
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Cell Membrane
Description: Outside covering of cell made of lipid bilayer
Function: Barrier between cell and its environment Controls what substances can enter or leave
the cell Provides support and protection, especially in
cells without a cell wall
Analogy
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Ribosomes
Description: Made of protein and RNA Very small, spherical shaped
Function: Make proteins
Analogy
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Cytoplasm
Description: Jelly-like substance that fills the cell and
surrounds the organelles
Function: Fills space between organelles Contains materials needed by the organelles
Analogy
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Flagella
Description: Long, thread-like extension of a cell
Function: Helps cell move
Analogy
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Cilia
Description: Short, hair-like projection on the cell
surface
Function: Used to sweep away things from the cell
surface or help the cell move through fluid
Analogy
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Nucleus
Description: Core, central portion of cell
Function: Contains genetic information (DNA) Directs cell activities
Analogy
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Nuclear Membrane
Description: Double-layer membrane surrounding the
nucleus
Function: Separates nucleoplasm from cytoplasm
Analogy
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Nucleolus
Description: Round structure within nucleus Made of protein and RNA
Function: Makes ribosomes
Analogy
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Chloroplast
Description: Oval or bean shaped
structure with green color
Function: Helps capture sunlight to
produce food (energy) for plants
Analogy
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Golgi Apparatus
Description: Flattened sacs called cisternae
Function: Modifies and packages materials created in
the cell for transport (inside or outside of the cell)
Analogy
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Lysosome
Description: Small sacs
Function: Use digestive enzymes to breakdown
old/worn-out organelles, viruses or bacteria, and/or food particles
Analogy
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Mitochondrion
Description: Spherical or rod-shaped Inner and outer membranes
Function: Converts sugars into ATP (energy) for
the cell
Analogy
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Plastid Description:
Double-membrane bound organelle
Function: Involved in food storage; function
depends mostly upon which pigments are present
Analogy
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Rough Endoplasmic Reticulum
Description: System of membranous tubes and sacs with
ribosomes on the surface (making it appear rough)
Function: Helps make and transport new proteins to Golgi
apparatus or outside of the cell
Analogy
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Smooth Endoplasmic Reticulum
Description: System of membranous tubes and sacs
Function: Makes lipids Creates and stores steroids Stores ions that cells might need Metabolizes carbohydrates
Analogy
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Vacuole
Description: Sacs: smaller in animal cells, larger in
plant cells
Function: Store a variety of things such as water,
nutrients, or waste products
Analogy
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Vesicle
Description: Small sacs
Function: Stores, transports, or digests materials
within the cell
Analogy