Chapter 13 - How populations evolve. This chapter presents the following content: A sea voyage helped Darwin frame his theory of evolution, Darwin proposed natural selection as the mechanism of evolution, scientists can observe natural selection in action,. | Chapter 13 How Populations Evolve PowerPoint Lectures for Biology: Concepts & Connections, Sixth Edition Campbell, Reece, Taylor, Simon, and Dickey Lecture by Joan Sharp Copyright © 2009 Pearson Education, Inc. Introduction: Clown, Fool, or Simply Well Adapted? Living organisms are adapted to their environment Copyright © 2009 Pearson Education, .
