A series of laboratory exercises chosen to acquaint students with procedures used in studying bacteria, including aseptic technique, culturing methods and staining techniques. Students isolate strains from natural habitats and also carry out exercises associated with food and medical microbiology. Three laboratory hours per week. Prerequisites: BIO-110, BIO-151, BIO-251, CHE-111, CHE-141, CHE-112, CHE-142. Corequisite BIO-334.