In a Hypothetical Situation, a Certain Species of Flea Feeds

question 60

Multiple Choice

In a hypothetical situation, a certain species of flea feeds only on pronghorn antelopes. In the western United States, pronghorns and cattle often associate with one another in the same open rangeland. Some of these fleas develop a strong preference for cattle blood and mate only with other fleas that prefer cattle blood. The host mammal can be considered as the fleas' habitat. If this situation persists, and new species evolve, this would be an example of ________.

• A) sympatric speciation and habitat isolation
• B) sympatric speciation and temporal isolation
• C) allopatric speciation and habitat isolation
• D) allopatric speciation and gametic isolation

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