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In the peppered moth (Biston betularia), black individuals may be either homozygous (A1A1) or heterozygous (A1A2), whereas...

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Biology

In the peppered moth (Biston betularia), blackindividuals may be either homozygous (A1A1)or heterozygous (A1A2), whereas pale graymoths are only homozygous (A2A2). Supposethat in a sample of 250 moths from one locality, 108 are black and142 are gray.

b) Assuming that the locus is in Hardy-Weinberg equilibrium,what are the allele frequencies? Show your work below:

c) Under this assumption, what proportion of the sample isheterozygous? What is the number of heterozygotes?

Answer & Explanation Solved by verified expert
4.4 Ratings (597 Votes)
Here the black moth colour is the dominant trait So A1 is the dominant allele responsible for the black colour and A2 is the corresponding recessive allele responsible for the grey colour Then the following are the possible    See Answer
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