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Which one of the following criteria is necessary for natural selection to occur? A. Individuals show no variation in fitness levels. B. Individuals have the same adaptations. C.…

Which one of the following criteria is necessary for natural selection to occur? A. Individuals show no variation in fitness levels. B. Individuals have the same adaptations. C.…
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Which one of the following criteria is necessary for natural selection to occur? A. Individuals show no variation in fitness levels. B. Individuals have the same adaptations. C. A struggle for existence is apparent. D. Enough resources exist for individuals to survive and thrive.

User RAbraham
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The answer is C. A struggle for existence is apparent.
User Olpers
by
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5 votes
c.
it is not a, because variation is necessary for natural selection
it's not b, because variation is necessary for natural selection
it's not d because natural selection will not occur if the organism is well adapted to its environment.
User Shankar Thyagarajan
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