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| Description: Two epigenetic mechanisms. Histone remodeling involves modifications to a histone protein (around which DNA is coiled) and can either decrease or increase gene expression. DNA methylation involves the attachment of a methyl group to DNA and tends to reduce the expression of adjacent genes. Picture Stats: Views: 391 Filesize: 275.96kB Height: 772 Width: 614 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=30192 |