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In a population that meets Hardy- Weinberg equilibrium assumptions, 81% of the individuals are homozygous for...

In a population that meets Hardy- Weinberg equilibrium assumptions, 81% of the individuals are homozygous for the recessive allele. What percentage of the individuals would be expected to be heterozygous for this locus in the next generation?

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Answer #1

The population has 81% of the individuals homozygous for the recessive allele.

q2 = 0.81

Therefore, q = 0.9

p = 0.1

The percentage of the individuals expected to be heterozygous in the next generation = 2pq

= 2(0.1)(0.9) = 0.18 or 18%

Thus, the answer is 18%.

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