Males of Many Marsupial Species Have Forked Penises That Are

question 33

Multiple Choice

Males of many marsupial species have forked penises that are incompatible with the anatomy of female placental mammals.What type of isolating mechanism does this represent?

• A)ecological isolation
• B)temporal isolation
• C)mechanical incompatibility
• D)hybrid sterility
• E)prevention of gamete fusion

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