Arts, Letters and Science — Microbiology Arts, Letters and Science — Microbiology the departmental major plus Sociology 343, and Zoology 448, 450 or 455. Courses of Instruction LS111. Introductory Microbiology—Fundamental concepts of microorganisms as biological forces affecting man. Practical application of concepts in modern society. Recommended for students in the liberal arts. Four lectures and one two-hour laboratory period each week. A W S Su (5) LS115. Elementary Public Health—Public health principles and practices designed to promote citizen responsibility in community health programs. Four hours lecture each week. A W S (4) 205. Principles of Microbiology—Morphology, reproduction, cultivation, and metabolism of microorganisms with emphasis upon the bacteria. Designed for students in science curricula who plan to take additional courses in the department. Prerequisites: Chemistry 123 or consent of instructor. Three lectures and two two-hour laboratory periods each week. A S (5) 255. Microbiological Procedures—Microscopy, staining methods, preparation of media, sterilization, preservation and maintenance of cultures, enumeration of bacteria, instrumentation. Prerequisites: Microbiology 205 and Mathematics 105, or consent of instructor. Three lectures and two two-hour laboratory periods each week. W (5) 305. Pathogenic Microbiology—Characteristics of pathogenic microorganisms and mechanisms by which they cause disease. Emphasis upon major bacterial groups. Prerequisites: Microbiology 205, 255, or consent of instructor. Three lectures and three two-hour laboratory periods each week. A (5) 315. Pathogenic Microbiology—Continuation of Microbiology 305. Pathogenic bacteria, rickettsiae, viruses, molds and yeasts. Prerequisites: Microbiology 305, or consent of instructor. Three lectures and three two-hour laboratory periods each week. W (5) 325. Immunity—Properties and causation of antigen-antibody reactions. Prerequisites: Microbiology 305, or consent of instructor. Three lectures and two three-hour laboratory periods each week. S (5) 345. Soil Microbiology—Microbial changes in soil affecting plant and animal growth and distribution. Prerequisites: Micro biology 205, or consent of instructor. Four lectures and one three-hour laboratory each week. (Offered alternate years.) S (5) 355. Systematic Bacteriology—Classification of the bacteria. Prerequisites: Microbiology 205, 255, or consent of instructor. Two lectures and three two-hour laboratory periods each week. A (5) LS374. Sanitation—A general education course emphasizing environmental control of water, milk, insects, food, housing, avocation and industrial sanitation. Prerequisites: Beginning courses in the life and physical sciences. Three lectures and one three-hour demonstration or laboratory each week. Field trips may be required. S (4) 385. Food Microbiology—Role of microorganisms in food preservation and spoilage; identification and quantitation of microorganisms. Prerequisites: Microbiology 205, 255, or consent of instructor. Three lectures and two three-hour laboratory periods each week. (Offered alternate years.) S (5) 405. Bacterial Physiology and Anatomy—Structure and function, growth, nutrition and metabolism of the bacteria. Prerequisites: Microbiology 205, 255, or consent of instructor. Adequate background in Chemistry recommended. W (5) 415. Microbial Genetics—Study of the mechanisms of transfer of genetic information in bacterial and viral systems; the chemical basis of duplication and molecular aspects of mutation; fine structure analysis; the genetic code and control mechanisms involved in the synthesis of enzymes and macromolecules. Prerequisites: Microbiology 205, 255, or consent of instructor. Adequate background in Chemistry recommended. A (5) 455. Virology—Characteristics and ecology of the viruses. Prerequisites: Microbiology 205, 255, or consent of instructor. Three lectures and two three-hour laboratory periods each week. (Offered alternate years.) A (5) 480. Problems in Microbiology—Independent research under direction of departmental faculty advisor. Prerequisites: Upper division courses in Microbiology. (Maximal allowable credit 5 hours.) A W S Su (1-3) 499. Microbiology Seminar—Current topics in Microbiology. Prerequisites: Previous upper division courses in the department. One hour each week. (Maximal allowable credit 3 hours.) A W S (1) 144 145