QuestionSBA
QuestionChoice
Antibiotics like macrolides and aminoglycosides act by inhibiting protein synthesis. Trimethoprim instead acts by inhibiting folic acid formation.
10024996
b
Inhibits protein synthesis
QuestionChoice
Trimethoprim acts by inhibiting folic acid formation, not by inhibiting the formation of cell walls. Cell wall inhibitors include antibiotics like penicillin, glycopeptides and cephalosporins.
10024997
c
Inhibits cell wall formation
QuestionChoice
Antibiotics like rifampicin work by inhibiting the synthesis of RNA. Trimethoprim acts by inhibiting folic acid synthesis.
10024998
d
Inhibits RNA synthesis
QuestionChoice
Trimethoprim is an antibiotic that acts by inhibiting folic acid formation.
10024995
a
Inhibits folic acid formation
QuestionChoice
Trimethoprim acts by inhibiting folic acid formation. It does not damage DNA, unlike antibiotics such as metronidazole.
10024999
e
Damages DNA
Concept
Chapter
2693
3887
Antibiotics
Topic
148
Microbiology
17397
Which of the following options best describes the mechanism of action of trimethoprim?
a