Antimicrobial Chemotherapeutic Agents Which of the following antibiotics can't be used for treatment of infections with β-lactamase-producing Staphylococcus aureus? Piperacillin Ampicillin/sulbactam Vancomycin Cephalothin Piperacillin Ampicillin/sulbactam Vancomycin Cephalothin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Chelate forming peptide antibiotic are/is sideromycins both (a) and (b) bleomycins vancomycin sideromycins both (a) and (b) bleomycins vancomycin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? All of these Impermeability of cell envelope Alteration or lack of penicillin-binding proteins Production of β-lactamases by bacteria All of these Impermeability of cell envelope Alteration or lack of penicillin-binding proteins Production of β-lactamases by bacteria ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following drugs involves modification of the drug by enzymatic modification or degradation of its active element to alter its/their resistance? Aminoglyosides All of these Choloramphenicol Pencillins Aminoglyosides All of these Choloramphenicol Pencillins ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Interference mechanism of ciprofloxacin and norfloxacin is due to their action on cell membrane function protein synthesis cell wall synthesis DNA function cell membrane function protein synthesis cell wall synthesis DNA function ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The susceptibility of a microorganism to antibiotics and other chemotherapeutic agents can be determined by using none of these both (a) and (b) tube dilution technique paper disk plate none of these both (a) and (b) tube dilution technique paper disk plate ANSWER DOWNLOAD EXAMIANS APP
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