Have you ever met twins or biological siblings with different skin colors? It's not unusual and a helpful video explains why. It includes incomplete dominance, codominance, polygentic traits, and Epistasis, and even explains why different textbooks and classes notate these differently when solving.

Concepts

codominance, dominance, incomplete dominance, phenotypes

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Additional Tags

science

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Instructional Ideas

• Assign the handout found at the publisher's website that corresponds with the video

Classroom Considerations

• Requires prior knowledge of how to solve a dihybrid cross in order to solve Epistasis
• Lesson best fits after Mendelian genetics as an introduction to non-Mendelian genetics
• The nineteenth video in a series of 33

• This video is hosted on YouTube

Pros

• Provides examples of how incomplete dominance and codominance are different, which can be confusing
• Creators monitor the comments on the page for language

Cons

• None