How does Penicillin acts as a useful antibiotic ?

Penicillin was used in

Name the scientists who were credited for showing the role of Penicillin as an antibiotic.

Name the scientists who were credited for showing the role of penicillin as an antibiotic?

Which of the following statements regarding antibiotics is not correct ? (i) Antibiotics are the attenuated microorganisms which in small concentration 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

Assertion: Discovery of the first antibiotic was a chance discovery. Reason: Penicillin was the first antibiotic.

Penicillin is used widely as

Which of the following statements are correct about penicillin? I.An anti bacterial fungus II.Ampicillin is its synthetic modification III.penicillin-G is a narrow spectrum antibiotic IV.It has bacteriostatic effect The correct statement is