Penicillins and cephalosporins
A) interfere with elongation of peptidoglycan.
B) are metabolic analogs of PABA and block folic acid synthesis.
C) attach to the 30S ribosomal subunit and disrupt protein synthesis.
D) damage cell membranes.
E) block peptidases that cross-link glycan molecules.
Correct Answer:
Verified
Q2: Each of the following target prokaryotic ribosomes
Q3: Antibiotics are derived from all of the
Q4: Important characteristics of antimicrobial drugs include
A)low toxicity
Q4: Aminoglycosides
A)interfere with elongation of peptidoglycan.
B)are metabolic analogs
Q5: Which of the following microbials does not
Q9: Ampicillin,amoxicillin,mezlocillin,and penicillin G all have
A)a beta-lactam ring.
B)resistance
Q15: Sulfa drugs work on _.
A) nucleic acid
Q18: The use of any chemical in the
Q19: Sulfonamides are analogs of PABA and, as
Q20: Drugs that act by mimicking the normal
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