UNIT 2 - The Cell Cycle Flashcards
0
Q
What happens in prophase?
A
Nuclear membrane breaks down
Spindle fibres form
1
Q
What are the stages of mitosis?
A
Interphase Prophase Metaphase Anaphase Telophase
2
Q
What happens in metaphase?
A
Chromosomes Aline at the equater
3
Q
What happens in anaphase?
A
The chromosomes are pulled to opposite poles
The spindle fibres contract
4
Q
What happens in telophase?
A
Spindle fibres break down
Nuclear membrane forms
5
Q
What do spindle fibres attach to?
A
Centromere
6
Q
What happens in interphase?
A
The amount of DNA is doubled
Organelles duplicate
7
Q
How does variation occur in the cell cycle?
A
The random alignment of chromosomes on the equator
Crossing over
