Once a Macrophage Ingests a Foreign Antigen,the Antigen Is Presented

question 68

Multiple Choice

Once a macrophage ingests a foreign antigen,the antigen is presented in which of the following manners?

• A) embedded directly in the cell membrane of the macrophage
• B) embedded in the membrane of a transport vesicle and released via exocytosis
• C) attached to a receptor protein, forming a receptor-antigen complex
• D) attached to MHC, forming a MHC-antigen complex
• E) none of these

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