Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? 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 Alteration or lack of penicillin-binding proteins ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Vancomycin inhibits peptidoglycan synthesis by binding amidase D-alanyl - D-alanine synthetase D-alanyl - D-alanine alanine racemase amidase D-alanyl - D-alanine synthetase D-alanyl - D-alanine alanine racemase ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following drugs may show plasmid-mediated resistance? Rifampicin Methicillin Ampicillin Nalidixic acid Rifampicin Methicillin Ampicillin Nalidixic acid 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? Choloramphenicol Pencillins Aminoglyosides All of these Choloramphenicol Pencillins Aminoglyosides All of these ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The susceptibility of a microorganism to antibiotics and other chemotherapeutic agents can be determined by using tube dilution technique both (a) and (b) none of these paper disk plate tube dilution technique both (a) and (b) none of these paper disk plate ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Novobiocin can be used against gram -ve Meningococci & Gonococci Haemophilus gram +ve Staphylococci all of these gram -ve Meningococci & Gonococci Haemophilus gram +ve Staphylococci all of these ANSWER DOWNLOAD EXAMIANS APP
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