Penicillin functions as an antibiotic by
A) poisoning bacteria with toxins.
B) raising the temperature of a bacterium.
C) bonding to metal ions in bacterial electron transport systems.
D) inhibiting the enzymes for cell wall formation in bacteria.
E) acting as an acetylcholinesterase inhibitor.
Correct Answer:
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A)coenzyme.
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C)isoenzyme.
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