This guide provides printed study material for students. It includes a Chapter Outline and Summary, Learning Objectives, Key Terms with definitions, and Self Test questions, answers, and feedback.
David Krogh is a science writer and the director of communications for the Academic Senate of the University of California. While he has written on physics and technology, his main interest is biology, particularly its history and relationship to American culture. Krough has written several biology textbooks and study guides, as well as Smoking: The Artificial Passion.