The Summer Session 19 BIOCHEMISTRY Professor: NELSON Assistant Professor: GARBER 150. Biotocican Cuermistry. Five hours credit. Prerequisites, Inorganic Chemistry (including Qualitative Analysis), and Organic Chemistry. Volu- metric Analysis highly recommended. Fee, $6. Lectures, M. T. W. Th. a 7:30-9:20; laboratory, T. Th., 9:30-11:20. Nelson, Garber. 151. BroLocicaL CHrmistry (Quantitative Methods). Three hours credit. Prerequisite, course 150 or its equivalent and Quantitative Analysis. Fee, $9. M. T. W. Th. F., 9:30-11:20; M. F., 1:30-3:30. Nelson, Garber. 301. ResearcH IN BrotocgicAL Cuemistry. Two to five hours credit. By appointment. Nelson. BOTANY Professor: MIX Instructor: DURELL 1. Tue Livine Pian. Five hours credit. Introduction to plant structures and functions and what plants reveal about the fundamental problems of life and their relation to our welfare. Lectures, demonstrations, laboratory and recitations. Not open to students who have had course 50. Fee, ee 10:20. ix. 61. Trees AND Suruss. Three hours credit. The more common trees and shrubs. Their identification and uses in landscape composition. The elements of horticultural practices, including pruning, propagation, and general care. 10 :30-11 :20. Durell. 153. Funat. Three hours credit. Lectures, recitations, and laboratory work on the structure and life histories of fungi. “Prerequisites, course 1 or equiva- lent. Fee, $2. 11:30-12:20 plus afternoon collecting trips. Mix. 170. BoranicaL Prostems. Three to five hours credit. Maximum credit for undergraduates, ten hours. An introduction to methods of botanical research. Original investigation in one of the following fields: (a) Morphology of Thal- lophytes, Bryophytes, or Pteridophytes; (b) Plant Pathology. Prerequisites, 10 hours of botany, including an introductory course in the field of investiga- tion. Fee, $2. By appointment. Mix. CHEMISTRY Professors: STRATTON, BREWSTER, DAVIDSON, TAFT 3. INORGANIC CHEMISTRY AND QUALITATIVE ANALysIS. Five hours credit. Lecture, 7:30-8:30; laboratory, 8:30-12:00. Prerequisite, course 2 or 2E. Fee, $10. Davidson. 49. Quantitative ANALysis. Three hours credit. Prerequisite, course 3 or 3E. Fee, $8.25. Lecture 11:00-12:00, T.W.Th.F.; laboratory, +8:30-11:00, Tawa ba. Taft. 161. GrNrRAL OrcANIC CHEMiIstRY. Five hours credit. Designed to cover the principal topics in the aliphatic and aromatic series. It also fulfills the re- quirements in organic chemistry for admission to the School of Medicine. Pre- requisites, courses 2 and 3. Fee, $9.50. Lecture; 7:30-8:45; laboratory, 8:45- 11:30. Stratton. } Four laboratory periods per week required.