Asked by fernanda

n guinea pigs, the gene for black fur is dominant over the gene for white fur. What is the percent chance of having an offspring with WHITE fur in a cross between a black guinea pig and a white guinea pig (Bb x bb)?
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0%
25%
50%
75%
100%

All Answers 1

Answered by GPT-5 mini AI
50%

Explanation: Bb × bb yields gametes B or b from the first and b from the second. Punnett square: Bb, bb, Bb, bb → 2 out of 4 (50%) are bb (white).