Question

17. A woman has blood type B (homozygous) and her husband has blood

type AB. What are their childrens' probabilities for each blood type?
a. Type A
b. Type B
c. Type AB
d. Type O

18. A woman's blood type is O, her brother's blood type is AB. Is it
possible for them to have a parent with blood type O?
Sex-linked Traits

Answer 1

Type A: 0%

Type B: 50%

Type AB: 50%

Type O: 0%

Explanation: Make a Punett square.

B B

A BA AB

B BB BB