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This Zebrafish and Skin Color activity also includes:
You may not know if that zebrafish in your fish tank is a model citizen—but it is definitely a model organism! What can we learn about ourselves from a tiny zebrafish? Discover more about the polygenic trait of skin color through a collaborative learning activity. Groups use real zebrafish study data to examine how environment alters gene expression when populations relocate.
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Concepts
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Instructional Ideas
- Follow up a lesson about darker skin tones with the activity
- To support the concept of human migration, project a map provided by National Geographic
Classroom Considerations
- Show The Biology of Skin Color before beginning
- Make sure the class is clear about inherited traits, genotypes, and phenotypes, as these concepts are the basis of the lesson
Pros
- Lesson provides multiple opportunities for enrichment through discussion of genetic drift and common descent
- Educator materials include tips, resources, and printable student worksheets
Cons
- None