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Speciation

Speciation

Speciation: When One Species Isn't Enough True or False

1. Which of the following is an example of an extrinsic isolating barrier? -> Mechanical incompatibility
2. Which of the following is an example of a potential prezygotic isolating barrier? -> A river
3. Which of the following would contribute to anagenesis? -> Hybrid infertility
4. Which of the following would likely contribute to cladogenesis? -> Random mating
5. Which of the following does NOT present a problem for defining species under the BSC? -> Asexual reproduction
6. Which of these factors would be most useful for distinguishing species by the Ecological Species concept? -> Food choice
7. Assortative mating is an example of -> Prezygotic isolation
8. Secondary contact occurs with species that were formerly -> Allopatric
9. Reinforcement is a theory of -> Geographic isolation
10. When a colonizing population of organisms finds a new habitat and rapidly diverges to occupy all niches, it is an example of -> Adaptive radiation

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