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Which of the following is true about natural selection? A. Natural selection does not cause a species to change. B. Natural selection is the only cause of changes in a species. C. Natural selection usually causes a species to change gradually. D. Natural selection usually causes a species to change suddenly.

Sagot :

These are all true except "D. Natural selection usually causes a species to change suddenly," which is false. Natural selection and the subsequent changes to a species takes many thousands of years to have observable results.

Answer: The correct answer is C (Natural selection usually causes a species to change gradually)

Explanation: