Epigenetics Epigenetics is the study of changes in organisms. These changes are caused by modification of gene expression rather than alteration of the genetic code itself. What does this mean exactly? The epigenome dynamically responds to the environment. Stress, diet, behavior, toxins, and other factors regulate gene expression. As an organism grows and develops, carefully orchestrated chemical reactions activate and deactivate parts of the genome. this occurs at strategic times and in...
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