Multiple choice general knowledge science & technology

Who discovered Penicillin

  1. Howard Walter Florey

  2. Alexander Fleming

  3. Ernst Chain

  4. Norman Heatley
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Alexander Fleming discovered penicillin in 1928 when he noticed that mold (Penicillium notatum) had contaminated his petri dishes and killed the bacteria. Florey and Chain later developed it into a medicine.

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