define: epigenetics
From Wikipedia, the free encyclopedia. Epigenetics is the study of changes in gene activity which are not caused by changes in the DNA sequence. It is the study of gene expression, the way genes bring about their phenotypic effects.
social class Epigenetic theory arises from: biology, genetics, and neuroscience. Development is the result of interaction between biological and environmental forces. This statement most closely describes: epigenetic theory. According to Freud, each stage of development in the first six years of life is characterized by: sexual pleasure.