fossils

Fossils

10 Months ago

'Living fossil' may upend basic tenet of evolutionary theory: Natural selection's reach extends beyond genome into epigenome, study suggests

A research team has discovered the first conclusive evidence that selection may also occur at the level of the epigenome -- a term that refers to an assortment of chemical 'annotations' to the genome that determine whether, when and to what extent genes are activated -- and has done so for tens of millions of years.

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