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- Question
Both penicillin and fluoroquinolones
Options- A. bind to and inactivate a bacterial protein
- B. inhibit the cross-linking of peptidoglycan
- C. are inactivated by ?-lactamase
- D. must be transported into the cytoplasm in order to act
- Correct Answer
- bind to and inactivate a bacterial protein
- 1. Which is not an amino acid and peptide antibiotic?
Options- A. Penicillin
- B. Actinomycin
- C. Bacitracin
- D. Tetranactin Discuss
- 2. Novobiocin can be used against
Options- A. gram +ve Staphylococci
- B. gram -ve Meningococci & Gonococci
- C. Haemophilus
- D. all of these Discuss
- 3. Which of the following tests is used to determine the minimal lethal concentration?
Options- A. Broth dilution test
- B. Agar dilution test
- C. Dilution susceptibility tests
- D. All of these Discuss
- 4. The antibiotics not having good activity against Enterobacteriaceae is
Options- A. clindamycin
- B. cefoxitin
- C. trimethoprim-sulphamethoxazole
- D. ciprofloxacin Discuss
- 5. Which of the following is not ?-lactamase-resistant penicillin?
Options- A. Oxacillin
- B. Nafcillin
- C. Carbenicillin
- D. Methicillin Discuss
- 6. Which of the following protein synthesis mechanisms may be affected by particular drugs?
Options- A. Peptide bond formation
- B. mRNA translocation
- C. Aminoacyl-tRNA binding
- D. All of these Discuss
- 7. Which of the following may cause resistance to penicillin?
Options- A. Impermeability of cell envelope
- B. Production of ?-lactamases by bacteria
- C. Alteration or lack of penicillin-binding proteins
- D. All of the above Discuss
- 8. Fluoroquinolones are antibiotics which inhibit
Options- A. DNA polymerase
- B. RNA polymerase
- C. DNA gyrase
- D. Cross-linking of peptidoglycan Discuss
- 9. Which of the following is a drug that interferes with the process of DNA production in the virus that causes genital herpes?
Options- A. Erythromycin
- B. Vancomycin
- C. Amantadine
- D. Acyclovir Discuss
- 10. The antibiotics which affords a broad spectrum of antimicrobial coverage against aerobic and anaerobic bacteria, rickettsiae, chlamydiae, and mycoplasmas is
Options- A. gentamicin
- B. tetracycline
- C. metronidazole
- D. vancomycin Discuss
Antimicrobial Chemotherapeutic Agents problems
Search Results
Correct Answer: Tetranactin
Correct Answer: all of these
Correct Answer: All of these
Correct Answer: clindamycin
Correct Answer: Carbenicillin
Correct Answer: All of these
Correct Answer: All of the above
Correct Answer: DNA gyrase
Correct Answer: Acyclovir
Correct Answer: tetracycline
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