Maybe i missed some words in the article, but I don’t see it say when they figured this out. Because it’s been at least a decade since I learned about it in school or from a science magazine at school.
Have people been going around not knowing about this until now?
Or is it that only now can they say with certainty this is true?
Hey there. From one dumbass to another, i believe antigens help protect against mutation of the genetic code.