Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? Production of β-lactamases by bacteria Impermeability of cell envelope All of these Alteration or lack of penicillin-binding proteins Production of β-lactamases by bacteria Impermeability of cell envelope All of these Alteration or lack of penicillin-binding proteins ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following is not a semi synthetic chemotherapeutic agent? Sulfonamide Ampicillin Penicillin Carbenicillin Sulfonamide Ampicillin Penicillin Carbenicillin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following is not an example of potent antitumer agents? Neothramycin Sibromycin Anthramycin Erythromycin Neothramycin Sibromycin Anthramycin Erythromycin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The mode of action of polymyxin is to inhibit DNA synthesis inhibit folic acid synthesis inhibit protein synthesis injury to the plasma membrane inhibit DNA synthesis inhibit folic acid synthesis inhibit protein synthesis injury to the plasma membrane ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following is not an aminoglycoside antibiotic? Streptomycin Kanamycin Neomycin Cephalosporin Streptomycin Kanamycin Neomycin Cephalosporin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following drugs may show plasmid-mediated resistance? Nalidixic acid Methicillin Ampicillin Rifampicin Nalidixic acid Methicillin Ampicillin Rifampicin ANSWER DOWNLOAD EXAMIANS APP
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