Which of the following is not an antibiotic ?
Correct answer: D. Quinine
- A. Penicillin
- B. Streptomycin
- C. Tetracycline
- D. Quinine
Explanation
Quinine is an antimalarial alkaloid, not an antibiotic. Penicillin, streptomycin and tetracycline are all established antibacterial antibiotics.
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