A recessive mutant allele, black, causes a very dark body in Drosophila when homozygous. The normal…

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A recessive mutant allele, black, causes a very dark body in Drosophila when homozygous. The normal wild-type color is gray.

a. A black female is crossed to a heterozygous gray male. What are the parental genotypes?

b.. What F1 phenotypic and genotypic ratios are produced from this cross? (Show your Punnett Square)