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Folic Acid Synthesis Quiz

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Questions and Answers

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?

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?

Gram-positive specific

Narrow-spectrum bactericidal

Broad-spectrum bacteriostatic (correct)

Fungicidal

How does trimethoprim interact with sulphamethoxazole?

They act synergistically Signup and view all the answers

Which antibiotic combination is bactericidal?

Co-trimoxazole Signup and view all the answers

What is the therapeutic use of Co-trimoxazole?

Prophylaxis of urinary tract infections Signup and view all the answers

How do trimethoprim and sulfamethoxazole act when combined in Co-trimoxazole?

They block folic acid synthesis sequentially Signup and view all the answers

What is a common adverse effect of sulfonamides?

Hypersensitivity reactions Signup and view all the answers

What is the role of beta-lactamase inhibitors like clavulanic acid?

Extend the spectrum of penicillins by preventing their breakdown Signup and view all the answers

Folic Acid Synthesis Quiz

Choose a study mode

Podcast

Questions and Answers

What is the role of folic acid in DNA and RNA synthesis?

Why do sulfonamides inhibit folic acid synthesis in bacteria?

What is the antibacterial spectrum of sulfonamides?

How does trimethoprim interact with sulphamethoxazole?

Which antibiotic combination is bactericidal?

What is the therapeutic use of Co-trimoxazole?

How do trimethoprim and sulfamethoxazole act when combined in Co-trimoxazole?

What is a common adverse effect of sulfonamides?

What is the role of beta-lactamase inhibitors like clavulanic acid?

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