Biology
Allele Frequency Calculator
Lets users compute and verify allele frequency instantly with formula, steps and examples — no manual math.
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Your result
Dominant allele freq (p)
0.6
p = (2×AA + Aa) / 2N = 0.600; q = 0.400.
Recessive allele freq (q)
0.4
About this calculator
Allele frequency from genotype counts: p = (2×AA + Aa) / 2N. Each individual carries two alleles, so total alleles = 2N. p + q = 1.
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