Question: How Does Epigenetics Work? Epigenetics modifies gene expression without altering the DNA sequence. Changes are influenced by: Developmental stages (embryo to adult) Environmental factors (diet,

How Does Epigenetics Work?

  • Epigenetics modifies gene expression without altering the DNA sequence.
  • Changes are influenced by:
    • Developmental stages (embryo to adult)
    • Environmental factors (diet, stress, toxins)
    • Cell signaling pathways
  • Epigenetic changes can be reversible or stable across generations.
  • Examples: X-chromosome inactivation, genomic imprinting.

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