<prompt> Major histocompatibility complex class 1 is seen on which of the following cellsMacrophage onlyAll body cellsB cell onlyAll blood cells except erythrocytes  <response>: Ref Robbins 9e p205 MHC class I molecules are one of two primary classes of major histocompatibility complex MHC molecules the other being MHC class II and are found on the cell surface of all nucleated cells in the bodies of jawed veebrates. They also occur on platelets, but not on red blood cells. 