Pharmacology Chemotherapy 989fec4c All of the following drugs act on nucleic acids except A Fluroquinolones B Linezolide C Rifampicin D Nalidixic acid High-Yield Explanation Ref KDT 7th /689 Linezolide act by inhibiting cell wall synthesis whereas quinolone inhibit DNA gyrase and Rifampicin inhibit RNA polymerase