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Microbiology Practice Test: Antibiotics and Other Chemotherapeutic Agents
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Avg score: 76% • Most missed: “Polymyxins inhibits the growth of the microbes by carrying out which of the foll…”
Antibiotics and Other Chemotherapeutic Agents topics include: Chemotherapy historical highlights, antibiotics and their actions, microbiological assay of antibiotics, antifungal, antiviral and antitumour antibiotics. Antibiotics and chemotherapeutic agents are both used to treat microorganisms: Antibiotics: Can be synthetic compounds or naturally produced. Antibiotics are antimicrobial chemotherapeutic agents that target microbial proteins. They work by interfering with the physiological pathways of microbes, killing them. The ideal antimicrobial agent is nontoxic to the host,... Show more
Microbiology Practice Test: Antibiotics and Other Chemotherapeutic Agents
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25 Questions

1. Amantadine is very effective against influenza A virus.
2. Tyrocidines are more effective against ___________________
3. Polymyxins inhibits the growth of the microbes by carrying out which of the following actions?
4. Antibiotic produced by Streptomyces rimosus is _______________
5. Which of the following is the most accurate method for microbial assay of antibiotics?
6. Sulfonamides and arsphenamine are similar in their specificity for a special group of organism.
7. The international unit of penicillin is defined by how much amount of International Standard?
8. Phenol is considered as a chemotherapeutic agent.
9. Griseofulvin is useful in the therapy of nonsystemic fungal infections.
10. Which of the following chemothearpeutic agent is extensively used because of their antibacterial effectiveness in a wide range of bacterial infections?
11. Which of the following has its antiviral action attributed to the interference of protein synthesis?
12. Which of the following antibiotic have a sparing effect on the B12 in the diet?
13. The crystalline sodium or potassium salts are slightly soluble in ___________
14. Which of the following is effective in the control of tuberculosis in humans?
15. Nystatin is produced from the strain _____________________
16. Which of the following inhibits protein synthesis by combining with the 50S subunit ribosome?
17. Which of the following does not affect the activity of penicillin?
18. Streptomyces orientalis produces which of the following antibiotics?
19. Acycloguanosine is a nucleoside analog which is active against ___________________
20. Cell-wall biosynthesis is inhibited by antibiotics by inhibiting the biosynthesis of which of the following?
21. Bacterial cells grown in a medium exposed to high osmotic pressure, changes shape from rod-shaped to __________ shaped.
22. Which of the following is not a characteristic of a chemotherapeutic agent?
23. Which of the following interferes with the regeneration of the monophosphate form of bactoprenol from the pyrophosphate form?
24. Antibiotics are not effective against plant pathogens.
25. Streptomycin is produced by which of the following organisms?

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