Question

15. A man with normal color vision marries a woman with normal color

vision. BUT Mom's father was colorblind, and she is a carrier. If this couple
has a son, what is the chance he is colorbling?
*
0% of boys are colorblind
25% of boys are colorblind
50% of boys are colorblind
100% of boys are colorblind

Answer 1

0%

Step-by-step explanation:

Colorblind is usually a recessive trait therefore there is no situation, unless the father has a colorblind gene, that the child would be colorblind.