A Species of Flies Living in the Same Geographic Region

question 148

Multiple Choice

A species of flies living in the same geographic region has one phenotype/subpopulation with a preference for cherries and another phenotype/ subpopulation with a preference for walnuts.They are partially reproductively isolated because the insects emerge from their pupae at different times of the year.This species appears to be on its way toward

• A) allopatric speciation.
• B) sympatric speciation.
• C) an adaptive radiation.
• D) autopolyploidy.
• E) allopolyploidy.

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