Natural Selection: Exploring Variation and Heritability
http://www.wcer.wisc.edu/ncisla/muse/naturalselection/materials/section3/lesson3B/index.html


This lesson has students think about two important components of Darwin's model of natural selection in greater detail. First, they will have an opportunity to explore the natural variations present in a variety of organisms. Specifically, they will examine sunflower seeds and Wisconsin Fast Plants. Next, they will use data and graphs of that data from an artificial selection experiment to consider the role of heredity in natural selection. They will answer questions related to a graph and review the statistical concepts of mean, median, mode, and range and will work in groups to examine and answer questions about graphs. The site includes instructional notes for the teacher and the required student handouts.

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This resource originally cataloged at:

DLESE

Subject: Biology
Resource Type: Activities:Classroom Activity
Grade Level: College Lower (13-14), High School (9-12)