Which of the following is NOT true of immunoglobulin molecules?
A) They consist of four polypeptide chains held together by disulphide bridges.
B) They have two identical heavy chains and two identical light chains.
C) Antigenic determinants reside only in the variable region of the light chains.
D) Proteolytic cleavage can generate fragments containing the antigen-binding site.
E) Some are membrane bound.

Question

Quizplus · Accepted Answer

Antigenic determinants, or epitopes, can reside in both the variable regions of the light and heavy chains of an immunoglobulin molecule.

Which of the Following Is NOT True of Immunoglobulin Molecules