Which of the Following Statements Is True of the Structure

Multiple Choice

Which of the following statements is true of the structure of a TcR complex in a T cell?

A) It consists of four polypeptide chains.
B) It has two amino-terminal C domains and two carboxy-terminal V domains.
C) It has intrachain disulfide bonds to stabilize the extracellular domains.
D) It is anchored to the cell membrane by a hydrophilic transmembrane segment.