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

0%

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.

true                                                                                                       true true true true true true

d. planting trees

the trees take in carbon to make oxygen.