Natural Selection Image Map
The combined worksheet and activity helps students learn how different adaptations contribute to differences in survival and reproductive success, which results in changing frequencies of genotypes in the populations.
Number of each of these items depends on the number of students, see the activity for more information:

Red, Black, and White Beans
Forks, Knives, and Spoons (equal number of each)
1 16oz bottle per person
Sheet of rough black material (such as black faux hair)
Sheet of smooth red material

Activity 4: Evolution by Natural Selection







Introduction | Why It Matters | How We Find Out | What We Know | Story Time
Common Hazards | Activities | Self-Study Game | Teachers Pages | Standards (TEKS)

Peer Curriculum | Ecosystems Home Page | Communication Exercises
Copyright 2001-2003
Web Site Privacy Statement