Even Trained Biologists Have Difficulty Telling Females of Drosophila Melanogaster

question 7

Multiple Choice

Even trained biologists have difficulty telling females of Drosophila melanogaster and D. sechellia apart, and yet these species are reproductively isolated. Thus, these species are considered _______ species.

• A) lineage
• B) morphological
• C) cryptic
• D) Coyne's
• E) sympatric

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