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The oral polio vaccine was developed by

A. Edward Jenner

B. Alexander Fleming

C. Albert Sabin

D. Jonas Salk

1. D
2. C
3. A
4. B

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Correct Answer - Option 2 : C

The correct answer is C.

  • The first polio vaccine was developed by 'Jonas Salk' and first tested in 1952.
  • "Albert Bruce Sabin" was a Polish American medical researcher known for developing the "oral polio vaccine".
  • "Edward Jenner" was an English doctor and inventor of the 'smallpox vaccine'.
  • Jenner is called the 'father of immunology'.
  • Alexander Fleming, the inventor of penicillin, was a biologist and pharmacologist of Scotland.

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