Lecture 16: Evolution 2 File Flashcards
1
Q
What is the founder effect ?
A
The reduced genetic diversity which results when a population is descended from a small number of colonising ancestors
2
Q
What are DZ and MZ twins ?
A
DZ= Different DNA, same environment MZ= Same DNA, different environment
3
Q
In personalised medicine what do diagnostic tests tell us ?
A
positive test= likely to benefit from treatment
negative test= unresponsive to therapy
4
Q
What causes cancers ?
A
Over expression of the HER2 growth factor, cell recieves too much signal and divides inappropriately
5
Q
How to treat cancer ? (herceptin)
A
Block HER2 receptor with neural ligand (herceptin)
