Natural Selection TRTW

By Kendra Townsend
Last updated over 7 years ago
6 Questions
Note from the author:
Natural Selection
Click on OR Copy the link to open the simulation http://sciencenetlinks.com/interactives/evolution.html

In this simulation, are individual bugs changing color?

Describe how and why the population changes before and after pollution is added.

What determines the traits of an organism and where does this come from?

What are some examples of how some populations have changed over time?

How is the population after a change related to the population before the change?

You may want to include the following sentence stems:
*Originally, the dark moths were less likely to survive because…
*When the pollution occurred, the peppered moths…
*After pollution changed the forest, the dark moths…