Emphasis is on macromolecules (proteins, lipids, carbohydrates, and nucleic acids) and how their structure relates to function and higher order assembly; molecular biology, genome structure and dynamics, gene expression from transcription to translation. Prerequisites: CHEM 31X (or 31A,B), 33. Recommended: CHEM 35; MATH 19, 20, 21 or 41, 42.