A population is in Hardy-Weinberg equilibrium for a gene with only two alleles. If the gene frequency of an allel A is 0.7, the genotype frequency of

A population is in Hardy-Weinberg equilibrium for a gene with only two alleles. If the gene frequency of an allel A is 0.7, the genotype frequency of
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A population is in Hardy-Weinberg equilibrium for a gene with only two alleles. If the gene frequency of an allel A is ... .21 B. 0.42 C. 0.36 D. 0.7
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