Question

Brown hair is dominant and blonde hair is recessive.

What percent of the offspring will have brown hair if the parents have the following alleles?

Bb

Bb


A. 75

B. 50

C. 0

D. 100

E. 25

Answer 1

Make the punnett square. Ur options for offspring are BB, Bb, Bb, and bb. Since brown hair is dominant anything with B has brown. So 75%