Which Of The Following Would Be A Bcr

Question: A) plasma cells

Answer: Antibodies are produced by ________.

A) plasma cells

B) T cells

C) bone marrow

D) B cells

Question: B) T cells

Answer: Cellular adaptive immunity is carried out by ________.

A) B cells

B) T cells

C) bone marrow

D) neutrophils

Question: D) epitopes

Answer: A single antigen molecule may be composed of many individual ________.

A) T-cell receptors

B) B-cell receptors

C) MHC II

D) epitopes

Question: Which class of molecules is the most antigenic?

A) polysaccharides

B) lipids

C) proteins

D) carbohydrates

Answer: C) proteins

Question: IgA

Answer: This class of antibody is found in very large amounts in mucus secretions.

Question: IgD

Answer: This class of antibody is not secreted by B cells but is expressed on the surface of naΓ―ve B cells.

Question: IgE

Answer: This class of antibody is involved in the defense against parasitic infections and involved in allergic responses.

Question: IgG

Answer: This class of antibody is the only one that can cross the placenta.

Question: IgM

Answer: This class of antibody is the first to appear after activation of B cells.

Question: memory

Answer: There are two critically important aspects of adaptive immunity. The first is specificity, while the second is ________.

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