DNA Repair Flashcards
1
Q
what is a mutation?
A
any change in DNA sequence
2
Q
how are mutations involved in germ cells?
A
error is passed on
3
Q
how are mutations involved in somatic cells
A
errors may cause cancer
4
Q
what are the rates for errors in DNA polymerase?
A
1x10((-6))
5
Q
what does proofreading improve the rate of DNA polymerase to?
A
1x10((-9))
6
Q
what corrects the rest?
A
DNA mismatch repair
