If a heterozygous Black fur mouse (Bb) mates with a homozygous Brown mouse (bb), what % of their offspring will have Black flour?

Solution (By Examveda Team)

If a heterozygous Black fur mouse (Bb) mates with a homozygous Brown mouse (bb), the percentage of their offspring who will have Black flour is 50%.
Black fur mouse (Bb) X Brown mouse (bb), the offsprings will be Bb, Bb, bb, bb. Half of the offspring produced will have black fur.