2.2 Cell structures

Question 1

What is the function of the nucleus?

Answer 1

-Contains genetic material in chromosomes which control how the cell grows and works
- Controls cell division

Question 2

What is the function of Cytoplasm?

Answer 2

-Supports cell structure
- Site of many chemical reactions
- Contains water and different solutes

Question 3

What is the function of the Cell membrane?

Answer 3

-Holds the cell together
- Controls substances going in or out of the cell

Question 4

What is the function of the cell wall?

Answer 4

-Gives the cell extra support and defines its shape

Question 5

What is the function of Chloroplasts?

Answer 5

-Site of photosynthesis, giving plants food
-The chlorophyll pigments inside the chloroplasts absorb the light energy needed for photosynthesis

Question 6

What is the function of the Vacuole?

Answer 6

-Contains cell sap
-Used for storage of certain material
-Helps support the shape of the cell

Question 7

What is the function of the mitochondria?

Answer 7

-Site of aerobic respiration, providing energy for the cell
-Cells with higher metabolism will have more mitochondria

Question 8

What is the function of ribosomes?

Answer 8

-Site of protein production in protein synthesis