this post was submitted on 20 Mar 2026

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Humans in The Andes Appear to Have Evolved a Strange Genetic Ability (www.sciencealert.com)

submitted 1 week ago* (last edited 1 week ago) by Deceptichum@quokk.au to c/science@mander.xyz

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For thousands of years, humans living high in the Argentinian Andes have relied on drinking water that would make most people deathly ill.

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[–] solrize@lemmy.ml 10 points 1 week ago

According to a DNA analysis of people across western South America, a population in the Argentinian Andes carries a gene variant that likely helps them metabolize arsenic more safely

Wow it's not microbes etc. The water has arsenic and they can drink it.