Three Populations of Crickets Look Very Similar,but the Males Have

question 13

Multiple Choice

Three populations of crickets look very similar,but the males have courtship songs that sound different.What function would this difference in song likely serve if the populations came in contact?

• A)a prezygotic isolating mechanism
• B)a postzygotic isolating mechanism
• C)a behavioral reproductive isolating mechanism
• D)a gametic reproductive isolating mechanism
• E)two of the above

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