Virtual Labs

a: Temperature and humidity of the testing environment b: Size of the culture dish used for testing c: Genetic makeup of the host organism d: pH of the growth media

2. Which of the following statements is true regarding the minimal inhibitory concentration(MIC)?

a: A lower MIC value indicates higher susceptibility of bacteria to the antibiotic. b: The MIC value is inversely proportional to the antibiotic's effectiveness. c: The MIC value is only relevant for gram-negative bacteria. d: The MIC value is independent of the bacterial species being tested.

3. Which method employs gradient strips to determine the minimal inhibitory concentration(MIC) of an antibiotic?

a: Agar dilution method b: Broth dilution method c: E-test method d: Disc diffusion method

4. In the disc diffusion test, the size of the zone of inhibition is directly proportional to:

a: The concentration of the antibiotic in the disc b: The bacterial resistance to the antibiotic c: The bacterial growth rate d: The minimal inhibitory concentration (MIC)

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