Red-green color blindness in humans is inherited as an X-linked recessive condition. Consider reciprocal matings between a color-blind parent and a parent with normal color vision in which the dominant allele is identified as C and the recessive allele as c

Mating I  is Cc×cY

Mating II is cc×CY.

Part A

           Determine the phenotypes and their proportions in progeny produced by mating I.  Choose either 1, 2, 3, or 4.      

          

1
2
3
4

Part B

Determine the phenotypes and their proportions in progeny produced by mating II. Choose 1, 2, 3, or 4.

1
2
3
4

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