This revised edition of the chemistry textbook for majors in allied health fields, emphasizes the molecular basis of life. Sound treatment of fundamentals is supported by examples from DNA and genetic engineering, radioimmunology, the selection and use of radioisotopes in medicine, biometallic corrosion of metal alloys, medical emergencies of acid-base blood chemistry, and neurotransmitters and drugs of the central nervous system. The book features new chapters on biochemistry and a consolidated discussion of stoichiometry. Technical terms are carefully defined and consistently used and exercises and marginal comments further clarify concepts. A WIE version of this book was published simultaneously.John Wiley & Sons Inc