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? Choloramphenicol All of these Aminoglyosides Pencillins Choloramphenicol All of these Aminoglyosides Pencillins ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? Alteration or lack of penicillin-binding proteins All of these Production of β-lactamases by bacteria Impermeability of cell envelope Alteration or lack of penicillin-binding proteins All of these Production of β-lactamases by bacteria Impermeability of cell envelope ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The third generation cephalosporin agents is cefotaxime cephalothin cephalexin cefoxitin cefotaxime cephalothin cephalexin cefoxitin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Polyene antibiotics are small ring structures large ring structures any of these β-lactam - thiazolidine ring small ring structures large ring structures any of these β-lactam - thiazolidine ring ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The mode of action of polymyxin is to inhibit folic acid synthesis inhibit DNA synthesis injury to the plasma membrane inhibit protein synthesis inhibit folic acid synthesis inhibit DNA synthesis injury to the plasma membrane inhibit protein synthesis ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following is not an aminoglycoside antibiotic? Neomycin Kanamycin Cephalosporin Streptomycin Neomycin Kanamycin Cephalosporin Streptomycin ANSWER DOWNLOAD EXAMIANS APP
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