2. Black fur (B) is dominant to brown fur (b) in mice. What is the probability that an offspring will have bla

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2. Black fur (B) is dominant to brown fur (b) in mice. What is the probability that an offspring will have black fur if a homozygous black mouse is crossed with a heterozygous black mouse?

GPT-5 mini · Answer

All offspring will be black. Cross: BB × Bb gives 50% BB and 50% Bb, and both genotypes express the dominant black phenotype — probability = 100% (1.0).

2. Black fur (B) is dominant to brown fur (b) in mice. What is the probability that an offspring will have black fur if a homozygous black mouse is crossed with a heterozygous black mouse?

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