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"Connecting Concepts: Natural Selection 2: The Genetic Basis of Variation" icon

Connecting Concepts: Natural Selection 2: The Genetic Basis of Variation

Students play an interactive game, “Fitness Fever” to learn the underlying genetic variation that natural selection acts upon. Students will: 1) learn about three single-locus traits known to be acted on by natural selection in animals, plants and bacteria; 2) rate the fitness of genotypes given an environmental context; and 3) select changes that enhance fitness of an organism.... Show More


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Marty Zahn
Marty Zahn (Retired Faculty)
9 years ago

Part two of three excellent interactive exercises that discuss the concept of natural selection. Students are required to draw conclusions from information and data provided. Very well organized and well written.

Technical Remarks:

Requires Flash player

Used in course? Yes
Time spent reviewing site: 1/2 hour
Margaret Trim
Margaret Trim (Faculty)
14 years ago
I loved the simulation with the moths -- very realistic. I also liked all the help that was available. I will use this in my classroom.

Technical Remarks:

Students will really like the "gaming" approach to this simulation.
Time spent reviewing site: 20 minutes