給你個(gè)參考:https://www.cshl.edu/the-non-human-living-inside-of-you/
Eight percent of our DNA consists of remnants of ancient viruses, and another 40 percent is made up of repetitive strings of genetic letters that is also thought to have a viral origin.
我們的 DNA 中有 8% 由古老病毒的殘余物組成,另外 40% 由重復(fù)的遺傳字母串組成,這些基因也被認(rèn)為來源于病毒。