A fruit fly population has a gene with two alleles, A1 and A2. Tests show that 70% of the gametes produced in the population contain the A1 allele. If the population is in Hardy-Weinberg equilibrium, what proportion of the flies carry both A1 and A2?

a. 0.42
b. 0.7
c. 0.49
d. 0.21
e. 0.09


Answer: a. 0.42

Biology & Microbiology

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