Antimicrobial Chemotherapeutic Agents Which of the following antibiotics can't be used for treatment of infections with β-lactamase-producing Staphylococcus aureus? Ampicillin/sulbactam Cephalothin Piperacillin Vancomycin Ampicillin/sulbactam Cephalothin Piperacillin Vancomycin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Interference mechanism of ciprofloxacin and norfloxacin is due to their action on DNA function cell membrane function protein synthesis cell wall synthesis DNA function cell membrane function protein synthesis cell wall synthesis ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Fluoroquinolones are antibiotics which inhibit RNA polymerase DNA polymerase Cross-linking of peptidoglycan DNA gyrase RNA polymerase DNA polymerase Cross-linking of peptidoglycan DNA gyrase ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following tests is used to determine the minimal lethal concentration? Dilution susceptibility tests Agar dilution test Broth dilution test All of these Dilution susceptibility tests Agar dilution test Broth dilution test All of these ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Most antibiotics are isolated from viruses aquatic microorganisms soil microorganisms plants viruses aquatic microorganisms soil microorganisms plants ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Novobiocin can be used against gram +ve Staphylococci gram -ve Meningococci & Gonococci Haemophilus all of these gram +ve Staphylococci gram -ve Meningococci & Gonococci Haemophilus all of these ANSWER DOWNLOAD EXAMIANS APP
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