Which one of the following is not true about antibiotics?(a) First antibiotic was discovered by Alexander Flemming.(b) The term 'antibiotic' was coined by S. Waksman in 1942.(c) Some persons can be allergic to a particular antibiotic.(d) Each antibiotic is effective only against one particular kind of germ
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Answer: option b
Explanation:
The year is 1943
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Answer:
The correct answer is (b) The term 'antibiotic' was coined by S. Waksman in 1942.
The term was coined by Selman Waksman in the year 1943.
Antibiotics are antimicrobial substances which have mechanisms to fight against bacterial infections by either killing them( bactericidal)or by inhibiting their growth( bacteriostatic).
An example of antibiotic is Penicillin which is a beta-lactam antibiotic and is effective only against gram-positive bacteria.
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