# If 9% or a .09 frequency of the population cannot taste PTC (recessive trait):?

what is the frequency of the non-taster allele in the population? what is the frequency of the taster allele?

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- Asst ProfLv 71 decade agoFavorite Answer
Since Fr(tt) =0.09, Fr(t)=sqrt(0.09) or 0.3.

According to HW equation #1, Fr(T)=1-Fr(t), or 1-0.3 or 0.7.

So, the frequency of the T allele is 0.7 or 70%.

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