A gene can be silenced by the addition of what to a nucleotide? A) -CH₃ B) -COOH C) -OH D) -NH₂ E) -PO₄^-3

Name: A gene can be silenced by the addition of what to a nucleotide? A) -CH 3 B) -COOH C) -OH D) -NH 2 E) -PO 4 -3
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Question

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The addition of a methyl group (-CH₃) to a nucleotide, specifically to cytosine bases in DNA, is a common mechanism of gene silencing known as DNA methylation.

A Gene Can Be Silenced by the Addition of What