Which describes t cells? they produce chemicals to fight infection and later produce chemicals to “turn off” the immune system. they produce chemicals that suppress other t cells and b cells. they produce antibodies to fight infection and later die. they produce chemicals to cause infection and later produce chemicals to “turn on” the immune system.

The following describes T cells: They produce chemicals to fight infection and later produce chemicals to “turn off” the immune system. There are several types of T cells: killer T cells destroys any body cells that have been infected by a pathogen, helper T cells produce chemicals that stimulate other T cells and B cells to fight off an infection and suppressor T cells produce chemicals that "turn off" other immune system cells when an infection has been brought under control.