Dictionary

epigenetics

noun epi·ge·net·ics \ˌe-pə-jə-ˈne-tiks\

Definition of EPIGENETICS

:  the study of heritable changes in gene function that do not involve changes in DNA sequence

First Known Use of EPIGENETICS

1942

epigenetics

noun plural but singular in construction epi·ge·net·ics \-iks\   (Medical Dictionary)

Medical Definition of EPIGENETICS

:  the study of how genes produce their effect on the phenotype of the organism

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