Mar 15, 2015
Some genes 'foreign' in origin and not from our ancestors
Some genes ‘foreign’ in origin and not from our ancestors
Many animals, including humans, acquired essential ‘foreign’ genes from microorganisms co-habiting their environment in ancient times, according to research published in the open access journal Genome Biology. The study challenges conventional views that animal evolution relies solely on genes passed down through ancestral lines, suggesting that, at least in some lineages, the process is still…
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