Question

Which of the following is an example of a post-zygotic mating barrier? Two species of birds...

Which of the following is an example of a post-zygotic mating barrier?

Two species of birds mate during different months

a population of flies live on apples and a separate population lives on hawthorn

when members of two different populations of bats reproduce, the offspring are less likely to survive

when pollen from one population of plants lands on flowers of a second, the pollen cannot germinate

two populations of birds have different mating songs

Homework Answers

Answer #1

Answer -when members of two different populations of bats reproduce, the offspring are less likely to survive

Post-zygotic mating barriers which refer to the embroyonic or hybrid inviability, sterlity and breakdown.The Post-zygotic mating barriers causes the offspring to less likely survive. The pre zygotic mating barriers are habitat isolation,gamete isolation, physical isolation,behavioural isolation and difference in  mating seasons.The option A,B and D comes under the example of prezygotic mating barriers.

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