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An illustration of green bacteria floating above neutral-colored intestinal villi

The Inside Guide: The Gut Microbiome’s Role in Host Evolution

Bacteria that live in the digestive tracts of animals may influence the adaptive trajectories of their hosts.

The Inside Guide: The Gut Microbiome’s Role in Host Evolution

Bacteria that live in the digestive tracts of animals may influence the adaptive trajectories of their hosts.

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lactase persistence

Humans Never Stopped Evolving

John Hawks | Aug 1, 2016 | 10 min read

The emergence of blood abnormalities, an adult ability to digest milk, and changes in our physical appearance point to the continued evolution of the human race.