BASIC APPROACH For non-majors introductory biology courses that cover areas such as cell biology, genetics, evolution, plant and animal anatomy and physiology, and ecology. Prentice Hall's Learning System Series Developed for one-semester general education courses, the Prentice Hall's Learning System Series provides an alternative to traditional texts—a series of lower cost, shorter texts with closely connected web applications. Flexible, streamlined, and efficient, each element in the System Edition is designed to maximize the advantages of its medium and correlate to students' course activity.