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Yoav Soen

Ova in the early stages of their development in a segment of a fruit fly’s ovary

Energy production in the mitochondria was found to be regulated by microbes residing in the depths of the bowels

Abstract image of DNA and human brain in blue tones

When fast and slow evolution happen together, the results defy the rules

Lamarck and Darwin playing chess. Illustration: Maya Shleifer

A new mathematical model demonstrates how “fitness” can emerge within a lifetime

Inherited expression levels of the resistance gene (green) and the native gene (red), shown in the stomachs of unchallenged larva (left), challenged larva (center) and unchallenged larval offspring of challenged larvae, eight generations later (right)

Can a genetic response to a short-term threat be inherited over the long term?