Which of the Following Explains Why IgM Activates Complement So

question 6

Multiple Choice

Which of the following explains why IgM activates complement so effectively?

• A)IgM is the principal isotype in the blood
• B)Pentameric IgM has five constant regions available to interact with C1
• C)IgM is made in the innate immune response and does not require previous exposure to antigen
• D)IgM is transported across mucosal epithelium, where antigens are often first encountered by the host
• E)IgM binds with high affinity to mast cells in the connective tissue and is strategically located beneath skin and mucosal surfaces

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A healthy fat obtained from olives, known for its heart-healthy monounsaturated fats and antioxidants.

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