Although the Ester¹ Allele Confers a Selective Advantage to Mosquitoes

question 13

Multiple Choice

Although the Ester¹ allele confers a selective advantage to mosquitoes exposed to DDT on the coast of France, carriers of Ester¹ in inland populations are more likely to be caught by spiders and other predators. This is an example of

• A) positive selection.
• B) antagonistic pleiotropy.
• C) genetic drift.
• D) average excess of fitness.
• E) none of the above

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