Regulation of the Lactase Gene

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All human infants are lactose tolerant, yet some adults are lactose intolerant—why is that? Individuals discover the process of gene mutation through a study of the lactase gene (LCT). They understand the geographic connections, eukaryotic gene pathway, and the mechanisms involved.

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CCSS: Adaptable
Instructional Ideas

  • Invite a doctor to class to discuss the symptoms of lactose intolerance and when it is typically diagnosed
  • Create a map of various animal milks that are popular in various regions of the world
Classroom Considerations

  • Relies on prior understanding of evolution, genes, and DNA
Pros

  • Includes videos of lectures going into more depth than the general presentation
  • Provides a worksheet to help synthesize knowledge
Cons

  • None