Biological Science

Chapter 22: Activities

Activity 22.2 Three Modes of Natural Selection

CDA22_2.jpg How does natural selection shape a population? Natural selection can produce three different effects on a population. These three modes, known as directional, stabilizing, and disruptive selection, are the subject of this activity.

Prequiz
Directional Selection
Disruptive Selection
Stabilizing Selection
Prequiz

Chapter 22, Section 22.7, Natural Selection





Copyright © 2003 by Prentice Hall, Inc. A Pearson Company Legal Notice