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Questions and Answers
What is the function of certain proteins in the plasma membranes of Gram negative bacteria?
What is the function of certain proteins in the plasma membranes of Gram negative bacteria?
- Act as receptors for antibiotics
- Act as enzymes that break down antibiotics
- Act as pumps that expel antibiotics (correct)
- Act as channels for antibiotics to enter the cell
Which mechanism contributes to resistance to antibiotics like tetracycline, sulphonamides, and quinolones in Gram negative bacteria?
Which mechanism contributes to resistance to antibiotics like tetracycline, sulphonamides, and quinolones in Gram negative bacteria?
- Passive diffusion
- Active efflux pump (correct)
- Increased antibiotic uptake
- Antibiotic degradation enzymes
What is the role of the active efflux pump in preventing antibiotics from reaching an effective concentration in Gram negative bacteria?
What is the role of the active efflux pump in preventing antibiotics from reaching an effective concentration in Gram negative bacteria?
- Increasing the production of antibiotics
- Breaking down antibiotics into harmless substances
- Expelling antibiotics out of the cell (correct)
- Facilitating the entry of antibiotics into the cell
Which of the following is an example of an antimicrobial agent that acts as an antifungal?
Which of the following is an example of an antimicrobial agent that acts as an antifungal?
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In the context of antimicrobial agents, what is the function of an antiseptic?
In the context of antimicrobial agents, what is the function of an antiseptic?
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Which type of microorganism can be targeted by an antiviral antimicrobial agent?
Which type of microorganism can be targeted by an antiviral antimicrobial agent?
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