Which of the Following Statements About Genetic Variation Is Accurate

question 38

Multiple Choice

Which of the following statements about genetic variation is accurate?

• A) Genetic variation is created by the direct action of natural selection.
• B) Genetic variation arises in response to changes in the environment.
• C) Genetic variation must be present in a population before natural selection can act upon the population.
• D) Genetic variation tends to be reduced when diploid organisms produce gametes.

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Definitions:

Recursive Definition

A definition of a function, sequence, or process in which the next term is defined in terms of previous terms.

Common Difference

The consistent difference between consecutive terms in an arithmetic sequence.

Common Difference

The difference between successive terms in an arithmetic sequence.

Arithmetic Sequence

An arithmetic sequence is a sequence of numbers in which each term after the first is obtained by adding a constant difference to the preceding term.