Challenger App

No.1 PSC Learning App

1M+ Downloads
Who discovered that exposure to cowpox could protect against smallpox?

ALouis Pasteur

BEdward Jenner

CAlexander Fleming

DJonas Salk

Answer:

B. Edward Jenner

Read Explanation:

Edward Jenner is credited with discovering that exposure to cowpox provided immunity to smallpox, leading to the first smallpox vaccine.


Related Questions:

During which literary periods did William Shakespeare primarily write?
What were the findings of the 2015 research report by Nielsen?

3. The author’s own view of the world is that it is

How did Meera feel when she found the necklace?
Gandhiji used the term 'Switzerland of India' to describe Kausani. What attributes of the place are reflected in the term?