MasteringBiology is a pedagogically proven, online assignment and tutorial system designed to help instructors teach more efficiently. It helps instructors maximize class time with customizable, easy-to-assign content that motivates students to work outside of class and arrive prepared for lecture. The powerful gradebook provides unique insight into student and class performance even before the first test. As a result, instructors can spend class time where students need it most. MasteringBiology empowers students to take charge of their learning through activities aimed at different learning styles, and engages them in learning science through practice and step-by-step guidance—at their convenience, 24/7. NOTE: This stand-alone student access kit does not include the Pearson eText.