Available for the first time in Achieve, "Lehninger Principles of Biochemistry," 8th Edition, is the definitive reference text for biochemistry that helps students focus on the key aspects of biochemistry – the principles! Dave Nelson, Michael Cox, and new co-author Aaron Hoskins identify the essential principles of biochemistry and direct students' attention to them with symbols and resources tailored to each principle. The 8th edition has been fully updated to ensure focus, accessibility, and current content. New and updated questions at the end of each chapter are all available in the Achieve problem library with error-related feedback and comprehensive solutions. These questions underwent a rigorous development process to ensure they are robust, engaging, and accurate. "Lehninger Principles of Biochemistry," 8th Edition, continues to help students navigate the complex discipline of biochemistry with a clear and coherent presentation. Renowned authors David Nelson, Michael Cox, and new co-author Aaron Hoskins have focused on the fundamental principles in this eighth edition to assist students in understanding and navigating the key aspects of biochemistry. Text features and digital resources on the new Achieve platform emphasize this focus on principles, while reporting on current discoveries and the latest research provides a fascinating context for learning the dynamic discipline of biochemistry. Achieve supports instructors and students throughout the course, including materials suitable for pre-class preparation, active in-class learning, studying, and post-class assessment. The combination of a powerful new platform with outstanding biochemistry content offers an unparalleled learning experience.