everyday science MCQ #2482

An effective oral vaccine against polio was first developed by:

everyday science MCQ #2482

  1. Question 1

    Q1. An effective oral vaccine against polio was first developed by:

    • A) Alexander Fleming
    • B) Stanley Lemon
    • C) Dennis Carlo
    • D) Albert Sabin

    Answer: Albert Sabin

    Explanation: Albert Sabin developed the oral polio vaccine (OPV) using live attenuated poliovirus strains, licensed in 1962; Jonas Salk had earlier developed the injectable IPV.