text San Francisco W. H. Freeman c1968 monographic 317 p. illus. (part col.) 29 cm. With introductions by Melvin Calvin and Margaret J. Jorgenson. At head of title: Readings from Scientific American. Includes bibliographies. Bioorganic chemistry QD272 .B56 574.1/92/08 68016471 UOEL 000 20150520102133.0 2175382