In a pea population, R controls the flower colour purpleand ...

In a pea population, R controls the flower colour purpleand r controls the flower colour white. In an isolated pea population, there are 36 white flowers and 64 purple flowers. Assuming the population in Hardy-Weinberg equilibrium, how many of the loci for this gene are occupied by the R allele if 20 of the purple are homozygous dominant?

A. 128

B. 84

C. 56

D. 164

Select your answer:

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