• AngryCommieKender@lemmy.world
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    2 days ago

    That’s kinda how the very small percentage of humans that aren’t lactose intolerant became lactose tolerant. The only way you can be lactose tolerant, as over 80% of humans are lactose intolerant, is to be descended from mid-northern European ancestry. Basically the proto Germanic and proto Southern Nordic tribes force fed themselves so much cheese and milk that they became lactose tolerant.

    • ngdev@lemmy.zip
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      2 days ago

      that aren’t lactose intolerant became lactose tolerant

      they… stayed the same?

      • AngryCommieKender@lemmy.world
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        2 days ago

        Intolerant ≠ tolerant. They weren’t lactose tolerant originally. We can actually prove that with their remains and DNA.