Why Are Many Opsonins Multimeric

question 37

Multiple Choice

Why are many opsonins multimeric?

• A)Because they are all derived from the same proto-opsonin
• B)Because they bind repeating structures on pathogen surfaces
• C)So that they can be regulated allosterically
• D)Because they have to crosslink receptors on phagocytes for phagocytosis to occur
• E)Because one subunit binds pathogens, and the other has enzymatic activity

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