The immunoglobulin Joining chain (J-chain) is

Q. The immunoglobulin Joining chain (J-chain) is

A.            only produced by T-Cells

B.            only produced by neutrophils

C.            associated with only multimeric forms of lgM and IgA

D.            associated with IgE for histamine release

Answer: associated with only multimeric forms of lgM and IgA