If a woman who is colorblind marries a man with normal vision, what is the probability of their son being colorblind? * 0%
50%
100%

It would be 50%

Explanation:

This is because both sex and colorblindness are involved in the solution. The probability that their first son is color blind is 50% (0.50). I hope that helps:)

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands

the answer is b.) hydrogen bonds between bases.