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What is a key requirement for an antibiotic to be effective?
What is a key requirement for an antibiotic to be effective?
- It must not affect humans (correct)
- It must be produced by one microbe that adversely affects other microbes
- It must be bactericidal
- It must be effective against viruses
What is the term for the minimum concentration of an antibiotic that prevents the growth of a microorganism?
What is the term for the minimum concentration of an antibiotic that prevents the growth of a microorganism?
- Minimal lethal concentration
- Minimal inhibitory concentration (correct)
- Bacteriostatic concentration
- Bactericidal concentration
What is the purpose of the Kirby-Bauer Disk Susceptibility test?
What is the purpose of the Kirby-Bauer Disk Susceptibility test?
- To test the sensitivity of bacteria to multiple antibiotics (correct)
- To test the effect of antibiotics on bacterial DNA synthesis
- To measure the minimal inhibitory concentration of an antibiotic
- To determine the bactericidal or bacteriostatic nature of an antibiotic
What is the mode of action of beta-lactam antibiotics such as penicillin?
What is the mode of action of beta-lactam antibiotics such as penicillin?
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What is the term for the process by which antibiotics are overprescribed and misused in farm animal feed?
What is the term for the process by which antibiotics are overprescribed and misused in farm animal feed?
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Who is credited with the discovery of streptomycin?
Who is credited with the discovery of streptomycin?
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What is the term for antibiotics that are effective against many species of bacteria?
What is the term for antibiotics that are effective against many species of bacteria?
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What is the mechanism of action of quinolone antibiotics?
What is the mechanism of action of quinolone antibiotics?
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What is the term for the minimal concentration of an antibiotic that is lethal to a microorganism?
What is the term for the minimal concentration of an antibiotic that is lethal to a microorganism?
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What is the mechanism of action of sulfa drugs?
What is the mechanism of action of sulfa drugs?
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