Cell cycle

Question 1

What are the four main phases of the eukaryotic cell cycle?

Answer 1

A: 1. G1 (Gap 1)
2. S Phase
3. G2 (Gap 2)
4. M Phase (Mitosis)

Question 2

What are the three critical events that the cell cycle ensures?

Answer 2

1. Chromosome replication
2. Chromosome segregation
3. Cell division

Question 3

What occurs during G1 phase?

Answer 3

Cell increases in size
Cell prepares for DNA synthesis
Cell responds to growth signals
Contains the restriction point (R point)