cell cycle Flashcards
1
Q
what happens in stage 1 of cell cycle?
A
dna replicates to form two copies of each chromosome
cell grows and copies its internal subcellular structures like mitochondria and ribosomes
2
Q
what happens in stage 2 of cell cycle?
A
mitosis
one set of chromosomes is pulled to each end of cell
nucleus divides
3
Q
what happens in stage 3 of cell cycle?
A
cytoplasm and cell membrane divide to form 2 identical cells
4
Q
why is mitosis important?
A
essential for growth and development
takes place when organism repairs itself
