This course investigates the various ways living systems have devsied to subvert infections by viruses, bacteria, and parasites. The mechnisms of innate and acquired immunity as well as conditions which result in immunodeficiency or the opposite, autoimmunity, will be studied. The mechanism and genetics of antibody diversity will be discussed. Mechanisms of cell signaling and cell recognition, the ability to discern self from anti-self, and the tools of immunology will be central to the course. Prerequisite(s): BIO-104 AND BIO-105; or, BIO-101 AND BIO-102 Students also enroll in lab section.