cells review questions

Cells Review Questions

Organelles #1

What is the function of the nucleus?

Answer: Store DNA and control the cell

Organelles #2

Which cell organelle packages proteins and sends them out of the cell?

Answer: the Golgi Apparatus

Organelles #3

Which organelle modifies proteins and sends them through the cell?

Answer: the Endoplasmic Reticulum

Organelles #4

Which organelles make proteins? and Where can you find them (2 places)?

Answer: the ribosomes, attached to the rough ER or floating around the cell

Organelles #5

What is the function of the mitochondria?

Answer: to supply chemical energy (ATP) to the cell

Photosynthesis #1

What does the first reaction in photosynthesis require?

Answer: light energy (light-dependent reaction)

Photosynthesis #2

What is the product of photosynthesis?

Answer: sugar (glucose)

Photosynthesis #3

Which organelle does photosynthesis?

Answer: the Chloroplasts

Photosynthesis #4

Which type of cells can do photosynthesis?

Answer: plant cells

Photosynthesis #5

What does a plant need to take in to do photosynthesis?

Answer: carbon dioxide and water

Cellular Respiration #1

Which organelle gets energyfor the cell?

Answer: the Mitochondria

Cellular Respiration #2

What type of energy molecules does cellular respiration produce?

Answer: ATP

Cellular Respiration #3

What type of sugar do mitochondria break down to make ATP?

Answer: Glucose

Cellular Respiration #4

Does the Kreb’s Cycle require oxygen to happen? (Is it aerobic?)

Answer: yes

Cellular Respiration #5

Which process happens when there is no oxygen in the cell? (Anaerobic)

Answer: Fermentation

Osmosis and Membranes #1

The cell membrane allows small molecules, like water and oxygen, to pass through it. Other molecules are blocked. What is this type of

membrane called?

Answer: Semi-permeable

Osmosis and Membranes #2

Which type of macromolecule makes up membranes?

Answer: Phospholipids (lipids)

Osmosis and Membranes #3

The process of water moving through a membrane to balance concentrations is

called…

Answer: Osmosis

Osmosis and Membranes #4

What would happen to a cell full of fresh water if we put it in salt water?

Answer: the water would go out ofthe cell and the cell would shrink

Osmosis and Membranes #5

Which types of cells have membranes?

Answer: Both plant and animal cells(plants also have cell walls)

Mitosis and Meiosis #1

Which process do cells go through to make an identical copy of themselves?

Answer: mitosis

Mitosis and Meiosis #2

What do we call the daughter cells produced through meiosis?

Answer: gametes or sex cells

Mitosis and Meiosis #3

What do we call cells that have a two copies of each chromosome?

(46 in humans)

Answer: diploid

Mitosis and Meiosis #4

How many chromosomes are there in a haploid human cell?

Answer: 23

Mitosis and Meiosis #5

In mitosis and meiosis, how many times does the DNA replicate and how many times does the

cell divide?

Answer:Mitosis – replicates once, divides onceMeiosis – replicates once, divides twice