Cells: cells

Question 1

Which part of the cell contains the genetic data?

Answer 1

The nucleus

Question 2

Name the organelle in an animal cell.

Answer 2

Nucleus, cell membrane, ribosomes, mitochondria, cytoplasm.

Question 3

Name the organelle in a plant cell.

Answer 3

Nucleus, cell membrane, ribosomes, mitochondria, cytoplasm, chloroplasts, vacuole, cell wall.

Question 4

What are the 7 life processes

Answer 4

Movement, reproduction, sensitivity, growth, respiration, excretion, nutrition.

Question 5

Why is the red blood cell specialised?

Answer 5

A red blood cell specialisations:

• No nucleus and is instead filled with haemoglobin.
• Has a large surface area for absorbing oxygen efficiently.

Question 6

Why is the root hair cell specialised?

Answer 6

A root hair cell specialisations:

• Has a thin cell wall to help it absorb water and nutrients.
• Has finger like projections to help it absorb water and nutrients.
• Has a large surface area.

Question 7

Why is the egg cell specialised?

Answer 7

A egg cell specialisations:
- Has a wall which hardened when it is penetrated by only one sperm cell.
has only half the genetic data expected in a cell.

Question 8

Why is the sperm cell specialised?

Answer 8

A sperm cell specialisations:
- Has extra mitochondria to help it gain more energy for swimming.
Has a tail for swimming.
Has only half the genetic data expected in a cell