22. Evolution of Populations
Genetic Variation
0:50 minutes
Problem 6
Textbook Question
Textbook QuestionIf an allele is recessive and lethal in homozygotes before they reproduce, a. the allele will be removed from the population by natural selection in approximately 1,000 years. b. the allele will likely remain in the population at a low frequency because it cannot be selected against in heterozygotes. c. the fitness of the homozygous recessive genotype is 0. d. both b and c are correct.
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