Mystery Of Our ‘Alien’ Genes: Some Human DNA Is NOT From Ancestors

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Humans contain ‘alien’ genes not passed on from our ancestors, researchers have discovered. The say we acquired essential ‘foreign’ genes from microorganisms co-habiting their environment in ancient times.

The study challenges conventional views that animal evolution relies solely on genes passed down through ancestral lines – and says the process could still be going on.

Mystery Of Our ‘Alien’ Genes: Some Human DNA Is NOT From Ancestors

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