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AP Biology/Unit 6: Gene Expression and Regulation
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5' Cap Mutation and Evolutionary Selection
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A mutation occurs in a gene encoding a protein involved in 5’ cap formation. Which of the following would be the most likely evolutionary consequence if this mutation were to spread through a population?

A

Balancing selection maintaining both alleles

B

Strong negative selection due to reduced protein synthesis

C

Positive selection due to increased transcription rates

D

Neutral selection as alternative RNA processing emerges

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