T cell receptors (or TCR) on CD4+ T cells
A.recognize peptides not associated with MHC molecules
B.recognize peptides associated with MHC class I molecules
C.recognize peptides associated with MHC class II molecules
D.are secreted out into the environment to bind antigens
A.recognize peptides not associated with MHC molecules
B.recognize peptides associated with MHC class I molecules
C.recognize peptides associated with MHC class II molecules
D.are secreted out into the environment to bind antigens