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WAEC Biology 2021 Objective — Question 49

Question 49 of 50 from the West African Examinations Council (WAEC) Biology 2021 Objective paper, with the correct answer and a full explanation.

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49. Natural selection arises as a result of

  • A. gene mutation.Correct
  • B. change of habitat.
  • C. reduction in population.
  • D. climate change.

Explanation

Mutations create new genetic variations, providing the raw material upon which natural selection acts to drive evolution.

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