Cancer and cell cycle Flashcards
1
Q
Cancer are caused by mutations in DNA
A
TRUE
2
Q
Cancer cells are cells which have lost the ability to regulate their cell division
A
TRUE
3
Q
All cancers are curable
A
FALSE
4
Q
Definition of cancer
A
Cancer is due to uncontrolled cell division and occurs when cell multiplication is faster than the rate of cell death
Cancer is caused by mutations in the genes involved in mitosis and the cell cycle
5
Q
The two stages of the cell cycle
A
interphase
cell division
6
Q
Summary of stages involved in interphase
A
G1 - proteins required for the manufacture of cell organelles to occur
S - DNA replication
G2 - cell organelles grow and divide, energy stores increase
7
Q
How does chemotherapy work
A
- Chemicals that are toxic to cells
- Cells that take in most chemotherpay are the fats metabolising ones
- Cancer cells, hair producing cells and white blood cells
