The California populations of the Northern elephant seal are descendants from a very small population of seals that was overhunted in the 1890s. Heterozygosity in this population would be expected to be ________ due to ________.

A. slight; the founder effect
B. great; assortive mating
C. great; disruptive selection
D. slight; a bottleneck effect
E. great; a bottleneck effect


Answer: D

Biology & Microbiology

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