*First to answer right and you will get the brainilest mark.*
You have sampled a population in which you know that the percentage of the homozygous recessive genotype (aa) is 36%. Using that 36%, calculate the frequency of the "A" allele. (Remember p + q = 1 and p2+ 2pq + q2 = 1)
0.06
0.4
0.64
4