Human genome includes 'foreign' genes not from our ancestors
12 March 2015Many 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. ̽»¨Ö±²¥study challenges the conventional view that animal evolution relies solely on genes passed down through ancestral lines and suggests that, at least in some lineages, the process is still ongoing.