Pharmacology Elaboration of inactivating enzymes are the impoant mechanism of drug resistance among all of these antibiotics EXCEPT: A Quinolones B Penicillin C Chloramphenicol D Aminoglycosides 💡 Explanation Elaboration of inactivating enzymes are the impoant mechanism of drug resistance among all of these antibiotics EXCEPT: ✓ Correct Answer: A. Quinolones