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luda_lava [24]
3 years ago
5

A third gene pair on a separate autosome determines whether or not any color will be produced. The CC and Cc genotypes allow col

or according to the expression of the A and B alleles. However, the cc genotype results in albino rats regardless of the A and B alleles present. What proportion of the progeny of the following cross will be gray or albino?
Biology
1 answer:
Veronika [31]3 years ago
5 0

Answer:

53.125%

Explanation:

A. AaBbCc x aaBbCc

p(gray) + p(albino) = p(AaBbC-) + p(cc) =(1/2 x 3⁄4 x 3/4) + (1/4) =9/32 + 1/4 =17/32 = .53125

= 53.125%

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