In guinea pigs, black fur color is dominant to white fur color. In the P generation, a

guinea pig with black fur is crossed with a guinea pig with white fur. From this

cross, a total of 15 offspring, all with black fur, are produced. One of the guinea pigs

from the F1 generation is then crossed with a guinea pig with white fur. Which

percentage of the F2 generation is expected to have black fur?

Question

29 October, 16:32

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Opie · Answer 1

The percentage of the F2 generation should be 50% black fur. Punnet squares are a great way to visually see this percentage.