Which of the Following Is Not a Postzygotic Isolating Mechanism

question 22

Multiple Choice

Which of the following is not a postzygotic isolating mechanism?

• A)Male gametes are not transferred to the female gametes.
• B)Zygotes die early in embryogenesis.
• C)Hybrids are inviable.
• D)Hybrids are sterile.
• E)Backcross hybrids are inviable.

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