________ refers to a mechanism in which genes can be modified by the addition of a methyl chemical compound to the cytosine nucleotide base in DNA.

Question

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DNA methylation is the process where a methyl group is added to the cytosine nucleotide in DNA, affecting gene expression without altering the DNA sequence itself. This modification can influence gene activity and is a key mechanism in epigenetics.

________ Refers to a Mechanism in Which Genes Can Be