Cannabis gets its high-inducing power from ancient viruses

In the latest issue of Genome Research, a group of North American scientists have, for the first time ever, published a full map of the cannabis genome. Among the myriad of interesting insights to glean from the chart is the finding that the genes that encode for THC and CBD production evolved thanks to bits of DNA introduced by viruses that infected the plant and successfully colonized its genome millions of years ago.
Read more: https://www.popsci.com/ancient-viruses-cannabis-genome?source=Snapzu