Chapter 16: How Evolution Works
Animations
16.1: Tutorial: Genetic drift
This tutorial reviews the process by which the genetic makeup of a population fluctuates randomly over time and causes populations to evolve.
16.2: Tutorial: Natural selection
This tutorial explores the process by which some individuals, because of particular inherited characteristics, survive and reproduce at higher rates than do other individuals.
Chapter Menu
Other Resources
Instructors now have an easy way to collect students’ online quizzes with the Norton Gradebook without flooding their inboxes with e-mails.
Students can track their online quiz scores by setting up their own Student Gradebook.