Epigenetics, Prader-Willi Sydrome, Angelman Syndrome, Methylation, Imprinting, H
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http://www.stomponstep1.com/epigenetics-prader-willi-sydrome-angelman-syndrome/
While genetics is the
http://www.stomponstep1.com/epigenetics-prader-willi-sydrome-angelman-syndrome/
While genetics is the study of DNA sequence, Epigenetics is the study of heritable changes that do not affect the DNA sequence. Genetics determines what is transcribed, while epigenetics determines how much is transcribed. Remember that negatively charged DNA is wrapped around positively charged histone proteins like beads on a string in the nucleus. Epigenetics primarily changes how tightly the DNA is condensed. DNA that is
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