In higher vertebrates, the immune system can
distinguish self-cells and non-self. If this property
is lost due to genetic abnormality and it attacks self-
cells, then it leads to
(a) autoimmune disease (b) active immunity
(c) allergic response (d) graft rejection.
distinguish self-cells and non-self. If this property
is lost due to genetic abnormality and it attacks self-
cells, then it leads to
(a) autoimmune disease (b) active immunity
(c) allergic response (d) graft rejection.