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Questions and Answers
What is the role of folic acid in DNA and RNA synthesis?
What is the role of folic acid in DNA and RNA synthesis?
- Enhancing protein synthesis
- Competing with PABA
- Required for the synthesis of DNA and RNA (correct)
- Inhibiting bacterial growth
Why do sulfonamides inhibit folic acid synthesis in bacteria?
Why do sulfonamides inhibit folic acid synthesis in bacteria?
- They act bactericidal
- They have a synergistic effect with trimethoprim
- They compete with PABA (correct)
- They enhance bacterial growth
What is the antibacterial spectrum of sulfonamides?
What is the antibacterial spectrum of sulfonamides?
- Gram-positive specific
- Narrow-spectrum bactericidal
- Broad-spectrum bacteriostatic (correct)
- Fungicidal
How does trimethoprim interact with sulphamethoxazole?
How does trimethoprim interact with sulphamethoxazole?
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Which antibiotic combination is bactericidal?
Which antibiotic combination is bactericidal?
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What is the therapeutic use of Co-trimoxazole?
What is the therapeutic use of Co-trimoxazole?
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How do trimethoprim and sulfamethoxazole act when combined in Co-trimoxazole?
How do trimethoprim and sulfamethoxazole act when combined in Co-trimoxazole?
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What is a common adverse effect of sulfonamides?
What is a common adverse effect of sulfonamides?
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What is the role of beta-lactamase inhibitors like clavulanic acid?
What is the role of beta-lactamase inhibitors like clavulanic acid?
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