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Which of the following statements regarding antibiotics is not correct?
(i) Antibiotics are attenuated microorganisms which in small concentrations can kill or retard the growth of other harmful microorganisms
(ii) Penicillin was the first antibiotic discovered by Alexander Fleming (1928) while working on bacterium Staphylococcus aureus
(iii) The full potential of penicillin as an effective antibiotic was established by Ernest Chain and Howard Florey
(iv) Fleming, Chain and Florey were awarded the Nobel Prize in 1945
(i) only
(iii) only
(ii) and (iv)
(ii), (iii) and (iv)
Answers (1)
As we have already studied in Microbes in Industrial Products: Antibiotics -
Microbes in industrial products -
in industry, microbes are used to synthesize a number of products valuable to human beings.
- wherein
Beverages and antibiotics are some examples
Hence, the correct option is (a).
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