Edward Jenner's work involved
A)inoculation of dried pus from smallpox pustules into a person to stimulate immunity.
B)development of passive immunotherapy.
C)development of an immunization to protect people against cowpox.
D)immunization using a related, less pathogenic organism to give protection against a more pathogenic one.
E)All of these choices are correct.

Question

Quizplus · Accepted Answer

Edward Jenner's work involved the immunization using cowpox, a related but less pathogenic organism, to give protection against smallpox, a more pathogenic one. This method was a significant advancement in the development of vaccines.

Edward Jenner's Work Involved