Multiple choice

A mutant gene or frequency of a character in a population is expected to increase, if the phenotype or its gene is

  1. suitably selected

  2. recessive

  3. dominant

  4. None of these
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A Correct answer
Explanation

According to the principles of natural selection, a gene or trait will increase in frequency within a population if it provides a reproductive or survival advantage. Such traits are 'suitably selected' by the environment, regardless of whether they are dominant or recessive.

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