Which is the body system that normally fights infections and defends against other causes of disease?
metamorphisis
they are dry
infectious system
immune system
The immune system is the body system that normally fights infections and defends against other causes of disease. When the immune system is working well, it usually keeps you from getting sick. But like any other body system, the immune system can have problems and develop diseases. Two types of immune system diseases are autoimmune diseases and allergies.