Question

A man who does not have hemophilia, and a woman who is a carrier of the disorder, have a son. What is the probability that their son has hemophilia?

A. 0%
B. 25%
C. 50%
D. 100%

Answer 1

its c

If a mother is heterozygous (a carrier) of hemophilia and the father does not have hemophilia, has a 1 in 2 (50%) chance of getting his mother's hemophilia allele and having hemophilia.