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.
Correct Answer:
Verified
Q17: A newborn receives passive immunity through
A) IgG.
B)
Q18: A microbe is ingested and broken into
Q19: The antigen-binding site on an antibody
A) is
Q20: Which two antibody classes are displayed on
Q21: Antigen bound by the molecule shown would
Q23: The direct consequence of a CD40 protein
Q24: The process illustrated in this figure is
Q25: Almost 95% of T cells entering the
Q26: T cells capable of killing virus-infected and
Q27: T-cell receptors (TCRs)are only able to bind
A)
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