In penicillin allergy, penicillin acts as a_______________?
Correct answer: A. Hapten
- A. Hapten
- B. Carrier
- C. Super antigen
- D. Toxin
Explanation
Penicillin is a small molecule that becomes immunogenic after binding to a host protein, so it acts as a hapten. The host protein is the carrier, while penicillin alone is not a complete antigen.
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