Which of the Following Drugs Inhibits Nucleic Acid Synthesis Specifically

Question

Which of the following drugs inhibits nucleic acid synthesis specifically in most bacteria?
A) fluoroquinolones
B) actinomycin
C) rifampin
D) tetracycline
E) 5-fluorocytosine

Accepted Answer

Fluoroquinolones inhibit bacterial DNA gyrase and topoisomerase IV, enzymes critical for nucleic acid synthesis in bacteria.