Medelian Genetics - Colombo Flashcards
1
Q
What are the 3 laws of mendelian gentetics
A
- Independent assortment
- Law of segregation
- Law of Dominance
2
Q
WHat is the typical ratio for the F1 generation?
A
3:1
3
Q
WHy is it important to have genetic variabilty?
A
Natural selection: think of virus, only those that are immune will survive and continue to breed
4
Q
How do bannanas reproduce and why can this be problematic?
A
reproduce by budding, this can be bad becuase DNA is all the identical. So if a disease comes, the entire species could be wiped out
5
Q
Give an example of a co-dominant trait
A
Blood type (non-mendelian trait)
6
Q
What is mosciasim
A
Non mendelian genetics - Calico cat
7
Q
WHat is sex linked dominance
A
Male pattern baldness
- When a trait is linked to only X or Y chromosome
