Which of These Would, If It Had Acted Upon a Gene

question 33

Multiple Choice

Which of these would, if it had acted upon a gene, prevent this gene from acting as a reliable molecular clock?

• A) neutral mutations
• B) genetic drift
• C) mutations within introns
• D) natural selection
• E) most substitution mutations involving an exonic codon's third position

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Definitions:

Reinforced

Strengthened or made more effective through added support, material, or structure.

Eliminated

Refers to the removal or deletion of something, making it no longer present or effective.

Identified

Recognized or discovered to be a certain person or thing.

Extinction

The process by which a species, genus, or family becomes permanently extinct, marking the end of its survival on Earth.