Imsofrie2010 Imsofrie2010
  • 15-03-2024
  • Chemistry
contestada

Methylation occurs when ________.
1) methyl groups are added to certain thymine nucleotides
2) methyl groups are added to certain adenine nucleotides
3) methyl groups are added to certain guanine nucleotides
4) methyl groups are added to certain cytosine nucleotides

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