GENERAL HISTOLOGY

Detailed explanation-1: -However, the T-cell receptor differs from the B-cell receptor in an important way: it does not recognize and bind antigen directly, but instead recognizes short peptide fragments of pathogen protein antigens, which are bound to MHC molecules on the surfaces of other cells.

Detailed explanation-2: -B lymphocytes (B cells). These make antibodies that help your body fight infections. T lymphocytes (T cells). These attack foreign cells, cancer cells, and cells infected with a virus. Natural killer cells (NK cells).