Gene switches

Here's a very good video documentary about epigenetics – hidden influences upon the genes – which was produced by BBC Horizon series:

BBC web page:Biology stands on the brink of a shift in the understanding of inheritance. The discovery of epigenetics – hidden influences upon the genes – could affect every aspect of our lives....

Epigenetics adds a whole new layer to genes beyond the DNA. It proposes a control system of 'switches' that turn genes on or off – and suggests that things people experience, like nutrition and stress, can control these switches and cause heritable effects in humans. READ MORE.

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