World News | How Many Variants of the Coronavirus Are There? – LatestLY

Washington, Jan 28 (AP) There are many variants of the coronavirus circulating around the world, but health experts are primarily concerned with the emergence of three.
As a virus infects people, it can mutate as it makes copies of itself. Some mutations can be harmful to a virus, causing it to die out. Others can offer an advantage and help it spread.
“Not every mutation is created equal,” said Dr Mary Petrone, who studies infectious diseases at Yale University. “The virus is going to get lucky…

Click here to view the original article.