Viruses may be the key agents in the evolution of humans.
. In the future, this line of research may reveal if and how viruses were involved in the emergence of eukaryotic cells on Earth, she said.'An adaptive immune system'
Rambo and his colleagues had hunted in the Guaymas Basin in the Gulf of California – the body of water between Baja California and mainland Mexico – for such DNA spacers in Asgard archaea specimens collected from sediments near hydrothermal vents, roughly 1.25 miles beneath the water's surface. But, eventually, they could only figure out the functions of some of the viruses' genes; the functions of the vast majority of the genes are still unknown, Erdmann said. Also, because CRISPR doesn't work against all viruses, many more Asgard-infecting viruses are yet to be discovered, she said.
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