Which of the following statements concerning genetic variation is most accurate?

A The process of natural selection directly creates genetic variation

B Changes in the environment of a population stimulate mutation and genetic change in that population

C Genetic variation must first be present in a population before natural selection can act upon organisms in that population

D The higher the average heterozygosity in a population, the less genetic variation in the gene pool

Question

Biology

Brady Gaines

24 April, 02:37

Which of the following statements concerning genetic variation is most accurate?

A The process of natural selection directly creates genetic variation

B Changes in the environment of a population stimulate mutation and genetic change in that population

C Genetic variation must first be present in a population before natural selection can act upon organisms in that population

D The higher the average heterozygosity in a population, the less genetic variation in the gene pool

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Answers (1)

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Audi · Answer 1

C the variation must occur first for the strongest to survive during natural selection this will have occurred to new selection pressures in the environment.