- 1. In which year did Sir Alexander Fleming discover penicillin?
A) 1943
B) 1928
C) 1901
D) 1956
- 2. Who shared the 1945 Nobel Prize in Physiology or Medicine with Sir Alexander Fleming for the discovery of penicillin?
A) Ernst Boris Chain and Howard Florey
B) Rosalind Franklin and Maurice Wilkins
C) Louis Pasteur and Robert Koch
D) Gregor Mendel and Thomas Hunt Morgan
- 3. What is the primary mechanism of action of penicillin against bacteria?
A) Inhibition of cell wall synthesis
B) Inhibition of DNA replication
C) Disruption of cell membrane integrity
D) Inhibition of protein synthesis
- 4. The discovery of penicillin laid the foundation for the development of what field of medicine?
A) Homeopathy
B) Surgery
C) Radiology
D) Antibiotics
- 5. What effect did the discovery of penicillin have on the mortality rate of bacterial infections?
A) Increased it
B) Had no effect
C) Significantly reduced it
D) Eliminated it completely
- 6. What was the name of the patient who was successfully treated with penicillin by Howard Florey and Ernst Boris Chain in 1941?
A) Sarah Smith
B) Albert Alexander
C) Emily Evans
D) David Davis
- 7. Which World War significantly increased the demand for penicillin as an antibiotic?
A) World War II
B) World War I
C) Vietnam War
D) Korean War
- 8. Penicillin was the first commercially available ______?
A) Antibiotic
B) Antiparasitic
C) Antiviral
D) Antifungal
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