UNIT 1 - Cell Biology

Question 1

contents of an animal cell (5)

Answer 1

• cell membrane
• cytoplasm
• nucleas
• mitochondria
• ribosomes

Question 2

contents of a plant cell (8)

Answer 2

cell membrane
• cytoplasm
• nucleas
• cell wall
• (sap) vacuole
• chloroplast
• mitochondria
• ribosomes

Question 3

contents of a fungal cell (7)

Answer 3

• cell membrane
• cytoplasm
• nucleas
• cell wall
• vacuole
• mitochondria
• ribosomes

Question 4

contents of a bacterial cell (5)

Answer 4

• cell membrane
• cytoplasm
• cell wall
• ribosomes
• plasmid

Question 5

function of a cell membrane

Answer 5

selectively permeable. controls what enters and leaves the cell.

Question 6

function of a cytoplasm

Answer 6

site of chemical reactions.

Question 7

function of a nucleas

Answer 7

contains genetic information and is important in the control of cell activities.

Question 8

function of a cell wall

Answer 8

freely permeable. involved in the support of a cell.

Question 9

function of a vacuole.

Answer 9

involved in the uptake of water. helps keep the shape of a cell.

Question 10

function of a chloroplast

Answer 10

site of photosynthesis.

Question 11

function of a mitochondria.

Answer 11

site of aerobic respiration (energy production)

Question 12

function of ribosomes.

Answer 12

site of protein synthesis

Question 13

function of a plasmid.

Answer 13

circular piece of DNA.

Question 14

what cells have a cell wall?

Answer 14

plant, fungal and bacterial.

Question 15

what are plant cells made of?

Answer 15

cellulose.