Question : Jonas Salk invented the vaccine for
Option 1: Polio
Option 2: Hepatitis
Option 3: Typhoid
Option 4: Cholera
Correct Answer: Polio
Solution : The correct option is Polio.
The polio vaccine was initially created by Jonas Salk. Injecting dead polioviruses into any individual caused it to produce antibodies and he utilized them as a vaccine. The vaccine was based on inactivated (killed) poliovirus strains, which stimulated the immune system to produce antibodies without causing the disease itself.