chromosomes and mitosis Flashcards
1
Q
Where is DNA stored ?
A
the nucleus
2
Q
What are the 2 stages of the cell cycle ?
A
mitosis and growth and DNA replication
3
Q
What happens in growth and DNA replication ?
A
The cell grows and increases the amount of subcellular structures. It then duplicates its DNA so there is a copy for each cell, the DNA forms x shape chromosomes with each arm being an exact duplicate of the other
4
Q
What happens during mitosis ?
A
the chromosomes meet at the centre of the cell and then each arm gets torn apart by cell fibres and go opposite ways. Membrane forms around the chromosome to form a nucleus and then the cytoplasm and cell membrane divide.
