Continuing Garrett and Grisham's innovative conceptual and organizing "Essential Questions" framework, BIOCHEMISTRY guides students through course concepts in a way that reveals the beauty and usefulness of biochemistry in the everyday world. Offering a balanced and streamlined presentation, this edition has been updated throughout with new material and revised presentations. For the first time, this book is integrated with OWLv2, a powerful online learning system for chemistry with book-specific end-of-chapter material that engages students and improves learning outcomes.