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 Pencillins Choloramphenicol Aminoglyosides All of these Pencillins Choloramphenicol ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Chelate forming peptide antibiotic are/is vancomycin bleomycins sideromycins both (a) and (b) vancomycin bleomycins sideromycins both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Vancomycin inhibits peptidoglycan synthesis by binding D-alanyl - D-alanine amidase alanine racemase D-alanyl - D-alanine synthetase D-alanyl - D-alanine amidase alanine racemase D-alanyl - D-alanine synthetase ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following antibiotics can't be used for treatment of infections with β-lactamase-producing Staphylococcus aureus? Vancomycin Cephalothin Piperacillin Ampicillin/sulbactam Vancomycin Cephalothin Piperacillin Ampicillin/sulbactam ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Most antibiotics are isolated from aquatic microorganisms viruses plants soil microorganisms aquatic microorganisms viruses plants soil microorganisms ANSWER DOWNLOAD EXAMIANS APP
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