77. Which of the following was the ...
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77. Which of the following was the first antibiotic discovered by Alexander Fleming in 1928 ? RRB NTPC (Phase-1) 2016 (1) Penicillin (2) Prontosil (3) Streptomycin (4) Tetracycline

11th - 12th Class
Biology
Solution
112
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Penciltin wous first antbictis discivestect by Alexander fleming in lape?
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