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Invasion of Genomic Parasites Triggered Modern Mammalian Pregnancy, Study Finds
ScienceDaily (Sep. 26, 2011) — Genetic parasites invaded the mammalian genome more than 100 million years ago and dramatically changed the way mammals reproduce — transforming the uterus in the ancestors of humans and other mammals from the production of eggs to a nurturing home for developing young, a new Yale University study has found.
Genetic parasites? I’ll be honest, that sounds like something out of Star Trek.
