Official course description: Continuation of Organic Chemistry I (140A) and Organic Chemistry II (140B). Organic chemistry of biologically important molecules: carboxylic acids, carbohydrates, proteins, fatty acids, biopolymers, natural products. Students may not receive credit for both Chem 140C and Chem 141C. Prerequisites: Chem 140B (a grade of C or higher in Chem 140B is strongly recommended). (F,W,S)