That if the antibodies (the White blood cells) get a small dose of inactive or dead microbes the body prepares for the real thing sorry but it's hard to explain
Not Sure who "Edward Jenna" is but Edward Jenner is the scientist who invented vaccines... :D
Edward Jenner discovery was a vaccine to smallpox
I don't think so.
Edward Jenner developed the first vaccine for small pox.
Edward Jenner created the vaccine for small pox during the 18th century.
it was edward Jenner
he didn't, he found out about smallpox
Edward Jenner came from England.
Yes, Edward Jenner did marry.
Edward Jenner
The Edward Jenner Museum, in the home where Jenner lived most of his life, is named for him.
No, Edward Jenner was not 91 when he died. He was 73.