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In fruit flies, the gene for eye color is sex-linked. The allele for red eyes (R) is dominant over the allele for white eyes. If white-eyed female fruit fly is mated to a red-eyed male, what are the possible genotype a and phenotypes of their offspring?

In fruit flies the gene for eye color is sexlinked The allele for red eyes R is dominant over the allele for white eyes If whiteeyed female fruit fly is mated t class=

Respuesta :

Let's work this out with a punnett square:

So if we have a white eye female and this trait is sex-linked, what will be her genotype?

Since the male is red-eyed and this trait is sex-linked, what will be his genotype?

After that, we can set up the punnett square together

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