Why Might Many New Species Form in the Aftermath of a Mass

question 51

Multiple Choice

Why might many new species form in the aftermath of a mass extinction?

• A) Gene flow among the remaining species would be increased, giving rise to many new genetic recombinations.
• B) Changed environments and reduced competition would provide opportunities for new adaptations.
• C) New environments would increase mutation rates.
• D) Populations of remaining species would expand rapidly and reduce geographic isolation.

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