Course

Microbiology

Study Pack

Set 12 Antimicrobial Agent Mechanisms Of Action And Resistance Mechanisms

Back to Sets
Question 1

(Multiple Choice)

Free
This antibiotic affects the DNA replication by targeting topoisomerases II and IV, enzymes considered important in controlling DNA replication.

A) Glycopeptide
B) Sulfamethoxazole
C) Trimethoprim
D) Quinolone

Answer

Question 2

(Multiple Choice)

Free
These antibiotics are cationic carbohydrate-containing molecules, and their positive charge provides the basis for their interaction with the 30S ribosomal subunit. What class of antibiotic are these?

A) Sulfamethoxazole
B) Trimethoprim
C) Aminoglycosides
D) Peptidoglycans

Answer

Question 3

(Multiple Choice)

Free
This antibiotic interferes with DNA transcription by blocking of RNA chain elongation.

A) Rifampin
B) Quinolone
C) Trimethoprim
D) Glycopeptide

Answer