science
Grade-10
Easy

Question

Genetic variation is not caused by:

  1. Natural selection

  2. Asexual reproduction

  3. Sexual reproduction

  4. Mutation

hintHint:

Genetic variation is not seen in individuals produced when only one parent is involved.

The correct answer is:

Asexual reproduction


    • Asexual reproduction creates an exact genetic copy of the parent organism (cloning).
    • Unlike sexual reproduction, asexual reproduction introduces genetic variation into a population only when random mutations in an organism's  DNA are passed on to offspring. It does not introduce genetic variation into the population.
    • The disease can affect all individuals in a population.

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