Antimicrobial Chemotherapeutic Agents Which of the following is used only in life-threatening situations when no other drug is adequate? Streptomycin Tetracycline Penicillin Chloramphenicol Streptomycin Tetracycline Penicillin Chloramphenicol ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Most antibiotics are isolated from plants viruses aquatic microorganisms soil microorganisms plants viruses aquatic microorganisms soil microorganisms ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following group is not the carbohydrate containing antibiotic? Streptomycin & Streptothricin Everninomycin & Nogirimycin Erythromycin & candicidin Vancomycin & Moenomycin Streptomycin & Streptothricin Everninomycin & Nogirimycin Erythromycin & candicidin Vancomycin & Moenomycin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins All of these Impermeability of cell envelope Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins All of these Impermeability of cell envelope ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Interference mechanism of ciprofloxacin and norfloxacin is due to their action on protein synthesis DNA function cell wall synthesis cell membrane function protein synthesis DNA function cell wall synthesis cell membrane function ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The antibiotics which affords a broad spectrum of antimicrobial coverage against aerobic and anaerobic bacteria, rickettsiae, chlamydiae, and mycoplasmas is tetracycline vancomycin gentamicin metronidazole tetracycline vancomycin gentamicin metronidazole ANSWER DOWNLOAD EXAMIANS APP