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Among 40 individuals, 4 are heterozygous for a particular locus with two alleles (A1 and A2),...

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Biology

Among 40 individuals, 4 are heterozygous for a particular locuswith two alleles (A1 and A2), 16 are homozygous for allele A1, and20 are homozygous for allele A2.

1. What is the frequency of allele A1?

2.What is chi-squared for your observed/expected genotypes?

3.Does the population depart significantly from Hardy-Weinbergexpectations? (For 1 degree of freedom χ,> 3.84 issignificant)

Answer & Explanation Solved by verified expert
3.9 Ratings (731 Votes)
GivenOut of 40 individualsNo of A1A1 individuals 16No of A1A2 individuals 4No of A2A2 individuals 20Total Number of Alleles 40 2 80Number of A1 allele 16 2 4 36Number of A2 allele 20    See Answer
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