Black fur in mice is dominant to brown fur | Homework Help

1) Black fur in mice (B) is dominant to brown fur (b). short tails (H) are dominant to long tails (h). what fraction of the offspring of the cross BbHh x BBhh will have black fur and long tails?

a) show gametes of parent BbHh.
b) show gametes of parent BBhh.
c) show punnett square for the cross.

2) A couple has three children, all of whom have brown eyes and blond hair. Both parents are homozygous for brown eyes (BB), but one is a blond (rr) and the other is a redhead (Rr). what is the probability that their next child will be a brown-eyed redhead?

a) parental generation:
b) show the punnet square:

3) cross a homozygous dominant snapdragon with a homozygous recessive snapdragon. give the following details:

a) parental generation:
b) F1 genotype:
c) F1 phenotype:
d) show punnett squre for F2: