Answer:
Biological markers
Homeostasis
House keeping
Step-by-step explanation:
Autoantibodies are also reffered to as natural antibodies. This antibody react with self molecules in the body system to fight against infection.
This antibodies are produced by genes that are not mutated.
They provide the immediate defence against disease or infection and help in keeping the body fit.
They are useful in the regulation of body function or activities i.e homeostasis
Autoantibodies are useful as biological marker in targeting some disease that are present in the body as they could be specific to certain organs in the body.