Who was the first person to discover an antibiotic?ARene DuboisBAlexander FlemingCWaksmanDLouis PasteurAnswer: B. Alexander Fleming Read Explanation: The first antibiotic is generally associated with the name of Alexander Fleming when he discovered Penicillin from Penicillium notatum in 1928. Penicillium notatum did not allow the growth of Staphylococcus aureus. Read more in App