Which of the Following Statements Accurately Describes How Memory B

question 49

Multiple Choice

Which of the following statements accurately describes how memory B cells become activated during the secondary immune response?

• A) Memory B cells present antigen bound to MHC II and bind to TH cells.
• B) Memory B cells respond to soluble IL-4 and IL-6 without direct contact with TH cells.
• C) Memory B cells must bind IgM antibody on activated B cells.
• D) Memory B cells use CD40 surface proteins to attach to CD40 ligands on TH cells.

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