Cells And Specialised Cells

Question 1

Describe bacterial cells

Answer 1

No internal organelles
No nucleus
Have ribosomes
Plasmids

Question 2

Describe a sperm cell

Answer 2

Streamlined
Contains digestive enzymes
Has many mitochondria

Question 3

Describe a red blood cell

Answer 3

No concave in shape
Contains pigment
Nucleus maximises o2 carriage

Question 4

Describe a muscle cell

Answer 4

Move across one another

Made of two contractile units

Question 5

Describe a nerve cell

Answer 5

Allows electrical impulses to travel
Long
Passes information through

Question 6

Describe a white blood cell

Answer 6

Larger than red blood cells
Contains a nucleus
Can change shape

Question 7

Describe a fat cell

Answer 7

Small amount of cytoplasm
Don’t need much energy
They can expand

Question 8

Describe a cone cell

Answer 8

Contains chemical pigment
Have a lot of mitochondria
Have endings that connect to the optic nerve

Question 9

Describe a root hair cell

Answer 9

Large permanent vacuole
Creates large service area
Have genes that are switched on or off