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

1942

Medical Dictionary

noun plural but singular in construction epi·ge·net·ics \-iks\

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

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