Suppose that brown hair (B) is dominant over blonde hair (b) and Curly hair (C) is dominant over straight
 hair (c)
 1. Suppose a man who is heterozygous for black hair and has straight hair (recessive), marries a woman
 who has blonde hair (recessive) and is heterozygous for curly hair.
 What are the genotypes for these two parents?
 Bbcc X bbcc
 bo
 BBcc X bbcc
 с
 BCC x bbcc
 d
 Bbcc x bbcc