epigenetics

listen to the pronunciation of epigenetics
الإنجليزية - التركية
epigenetik
(Tıp) Gelişim olayını sebeplerile inceleyen bilim dalı
الإنجليزية - الإنجليزية
The study of heritable changes caused by the activation and deactivation of genes without any change in DNA sequence
The study of the processes involved in the genetic development of an organism, especially the activation and deactivation of genes

Epigenetics deals with the regulation of genetic activity within a cell - which genes are switched on or off, and when it happens.