T-cell antigen receptors are distinguished from antibodies by which of the following

Q. T-cell antigen receptors are distinguished from antibodies by which of the following

A.            T-Cell receptors are glycosylated

B.            T-cell receptors must interact with antigen uniquely presented by other cells but not with free antigen

C.            T-Cell receptors bind various cytokines

D.            T-Cell receptors bind complement to lyse cells

Answer: T-cell receptors must interact with antigen uniquely presented by other cells but not with free antigen