cancer Flashcards
1
Q
what is cancer?
A
cancer is a growth disorder of cells. it results from damage to the genes that regulate mitosis and the cell cycle.
2
Q
why is cancer bad?
A
it leads to the uncontrolled growth of cells
3
Q
what is a tumor?
A
a group of abnormal cells which can expand to any size and grow in any organ of the body
4
Q
How would we go about treating cancer?
A
often involves blocking a part of the cell cycle which stops cancer cell growth.
5
Q
drugs to treat cancer?
A
chemotherapy - prevent dna from replicating
- inhibit metaphase which interferes with spindle fibre formation
6
Q
what are the problems with chemotherapy?
A
- distrupt the cell cycle of normal cells
- more effective on fast growing cells hence why can target cancer cells but also target hair cells which are also fast growing.
