Question

Polymyxins inhibits the growth of the microbes by carrying out which of the following actions?

a.

inhibition of cell-wall synthesis

b.

damage to cytoplasmic membrane

c.

inhibition of nucleic acid and protein synthesis

d.

inhibition of specific enzyme systems

Posted under Microbiology

Answer: (b).damage to cytoplasmic membrane

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. Polymyxins inhibits the growth of the microbes by carrying out which of the following actions?

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. Streptomycin is produced by which of the following organisms?

Q. Antibiotic produced by Streptomyces rimosus is _______________

Q. Which of the following inhibits protein synthesis by combining with the 50S subunit ribosome?

Q. Tyrocidines are more effective against ___________________

Q. Which of the following is the most accurate method for microbial assay of antibiotics?

Q. The international unit of penicillin is defined by how much amount of International Standard?

Q. Zone of inhibition is observed in tube-dilution method.

Q. Pigs respond dramatically to the addition of which of the following antibiotics to their diet?

Q. Which of the following antibiotic have a sparing effect on the B12 in the diet?

Q. Antibiotics are not effective against plant pathogens.

Q. Nystatin is produced from the strain _____________________

Q. Griseofulvin is useful in the therapy of nonsystemic fungal infections.

Q. Acycloguanosine is a nucleoside analog which is active against ___________________

Q. Which of the following has its antiviral action attributed to interference of protein synthesis?

Q. Amantadine is very effective against influenza A virus.

Q. Which of the following is effective in the control of tuberculosis in humans?

Q. Anthramycin is which of the following type of antibiotic?

Q. Which of the following is a drug that interferes with the process of DNA production in the virus that causes genital herpes?

Q. Which of the antibiotic is not used as a food preservative ?

Q. The most selective antibiotics are those that interfere with the synthesis of

Recommended Subjects

Are you eager to expand your knowledge beyond Microbiology? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!