<prompt> Surface Immunoglobulin is found in which cell?T-cellB-cellNK cellPlasma cells  <response>: Ans is b i.e. B-cell o B cells recognize antigen via the B-cell antigen receptor complex. Ig M and Ig D, present on the surface of all naive B cells, constitute the antigen binding component of B-cell receptor complexo After antigenic stimulation, B cells form plasma cells that secret immunoglobulin. 