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Alexander Fleming worked on which of the following?
1. Fermentation
2. Small Pox Vaccine
3. Discovery of Penicillin
4. DNA Structure

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Correct Answer - Option 3 : Discovery of Penicillin

The correct answer is Discovery of Penicillin.

  • Alexander Fleming is associated with the discovery of Penicillin.
  • It helps to stop the growth of bacteria.
  • He discovered Penicillin in the year 1928.
  • Penicillin is used to prevent infection of the heart with certain heart diseases that may have surgery.
  • Antibiotics are the medicines used to kill or weaken bacteria and also protozoa to some extent.
  • Antibiotics can be natural, semi-synthetic, or synthetic.
  • It is a group of antibiotics that is used against bacterial pathogens caused by Staphylococcal and Streptococci.


Scientist Discovery
Louis Pasteur Fermentation
Edward Jenner Small Pox Vaccine
James Watson and Francis Crick DNA Structure

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