Question

A newborn with a genetic mutation does not express the CD40 antigen. On stimulation with a T-dependent antigen, which of the following statement is true.

Select one:

a. Secrete IgM antibodies specific for the antigen 

b. Secrete antigen-specific antibodies of IgA type

c. Does not produce antibodies

d. Secrete IgG antibodies specific for the antigen

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Answer 1

Answer:

Secrete Igm antibodies specific for the antigen