<prompt> All are true about Autoimmune disease except -T cells recognise self antigenHashimotos thyroiditis is an exampleHigher incidence among malesPolyclonal B cell activation  <response>: Autoimmunity is a condition in which structural or functional damage is produced by the action of immunologically competent cells or antibodies against the normal components of the body. Some features include; elevated level of immunoglobulins. demonstrable autoantibodies. increased incidence among females . Reference : Anathanarayan panikers 9th edition, pg no:178 p 