Multiple choice

Which of these is NOT a part of Darwin's theory of Natural Selection?

  1. struggle for existence

  2. variation and adaptation

  3. survival of the fittest

  4. selective breeding
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Darwin's theory of natural selection includes variation, struggle for existence, and survival of the fittest. Selective breeding (artificial selection) is a different process where humans, not the environment, choose the traits.

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