Immunology is the branch of biomedical science that studies the immune system in all organisms. It deals with the physiological functioning of the immune system in states of both health and d

Here is the definition for the first term:

1) Immunology is the branch of biomedical science that studies the immune system in all organisms. It deals with the physiological functioning of the immune system in states of both health and disease, including malfunctions such as autoimmune diseases, allergies, immunodeficiency, and transplant rejection.