Pull out a piece of paper and pencil because this question will take some thought. First, work out the predicted offspring of a mating between a white-eyed female and a red-eyed male Drosophila. Next, work out the predicted offspring of a heterozygous red-eyed female and a white-eyed male. What is the result of both crosses?

Question

Ethan Reed

Biology

4 November, 10:39

Pull out a piece of paper and pencil because this question will take some thought. First, work out the predicted offspring of a mating between a white-eyed female and a red-eyed male Drosophila. Next, work out the predicted offspring of a heterozygous red-eyed female and a white-eyed male. What is the result of both crosses?

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Tatiana Pennington · Answer 1

In the first case, all females will have red eyes and all males will have white eyes.

In the second case, there will be equal numbers of white and red eyes.