B2.1 Cell Cycle

Question 1

Why is mitosis/ cell cycle so important ?

Answer 1

For growth, development and to repair and is very true for young organisms as they need to grow

Question 2

How are new cells generated ?

Answer 2

The cell cycle ( the life cycle of the cell)

Question 3

What are the three main stages of the cell cycle ? Hint: Gi DC

Answer 3

1. Growth/ interphase
2. DNA replication+mitosis
3. Division also known as cytokinesis

Question 4

What happens in the first stage and what is it called?

Answer 4

Interphase- largest phase
Grows in size and increases number of sun cellular structures such as mitochondria and ribosomes
DNA is replicated so both cells can have a full set of DNA

Question 5

What is the second stage called and what happens in it?

Answer 5

Mitosis
The DNA splits ( cell division)

Question 6

What is the third and final stage called and what happens in it ?

Answer 6

Cytokinesis
Cytoplasm divides, cell membrane and cytoplasm pull apart forming two daughter cells