Dogs and pigs are members of different species because

A. one is a predator, and the other is prey.
B. hybrids between them are infertile.
C. they are at the far end of the ring in a ring species.
D. of prezygotic barriers to their ability to breed.
E. of postzygotic barriers to their ability to breed.


Answer: D. of prezygotic barriers to their ability to breed.

Biology & Microbiology

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