Antimicrobial Chemotherapeutic Agents The mode of action of polymyxin is to inhibit DNA synthesis inhibit protein synthesis inhibit folic acid synthesis injury to the plasma membrane inhibit DNA synthesis inhibit protein synthesis inhibit folic acid synthesis injury to the plasma membrane ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Both penicillin and fluoroquinolones inhibit the cross-linking of peptidoglycan are inactivated by β-lactamase bind to and inactivate a bacterial protein must be transported into the cytoplasm in order to act inhibit the cross-linking of peptidoglycan are inactivated by β-lactamase bind to and inactivate a bacterial protein must be transported into the cytoplasm in order to act ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Chelate forming peptide antibiotic are/is both (a) and (b) vancomycin sideromycins bleomycins both (a) and (b) vancomycin sideromycins bleomycins ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? Alteration or lack of penicillin-binding proteins Impermeability of cell envelope All of these Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins Impermeability of cell envelope All of these Production of β-lactamases by bacteria ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Most antibiotics are isolated from soil microorganisms plants viruses aquatic microorganisms soil microorganisms plants viruses aquatic microorganisms ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following group is not the carbohydrate containing antibiotic? Everninomycin & Nogirimycin Erythromycin & candicidin Streptomycin & Streptothricin Vancomycin & Moenomycin Everninomycin & Nogirimycin Erythromycin & candicidin Streptomycin & Streptothricin Vancomycin & Moenomycin ANSWER DOWNLOAD EXAMIANS APP