Antimicrobial Chemotherapeutic Agents Which of the following tests is used to determine the minimal lethal concentration? Agar dilution test Broth dilution test All of these Dilution susceptibility tests Agar dilution test Broth dilution test All of these Dilution susceptibility tests ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Quinolones are antimetabolites broad-spectrum penicillin derivatives bacteriostatic antimetabolites broad-spectrum penicillin derivatives bacteriostatic ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Who developed the concept of specific toxicity? Ehrlich Pasteur Fleming Watson Ehrlich Pasteur Fleming Watson ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following is not β-lactamase-resistant penicillin? Oxacillin Nafcillin Carbenicillin Methicillin Oxacillin Nafcillin Carbenicillin Methicillin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Bacterial cells susceptible to penicillium can be protected from destruction if the medium in which they are exposed is of moderate osmotic pressure low osmotic pressure high surface tension high osmotic pressure moderate osmotic pressure low osmotic pressure high surface tension high osmotic pressure ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? Impermeability of cell envelope Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins All of these Impermeability of cell envelope Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins All of these ANSWER DOWNLOAD EXAMIANS APP
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