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  • Teacher Guide: Gene Regulation

    Teacher Guide: Gene Regulation

    Teacher Guide

    Topics include: Gene regulation mechanisms and examples, gene regulation and human disease, and RNA interference.

  • The Molecular Evolution of Gene Birth and Death

    The Molecular Evolution of Gene Birth and Death

    Activity

    An advanced lesson that describes the role of mutations in the birth and death of genes. It includes background information, examples, video clips, and animations.

  • Research Mechanics: Putting the Brakes on Cancer

    Research Mechanics: Putting the Brakes on Cancer

    Lecture

    (58 min 32 sec) Although there are numerous kinds of cancer, all stem from alterations that allow cell division to outstrip cell demise.

  • Sickle Cell Anemia

    Sickle Cell Anemia

    Animation

    (1 min) Sickle cell anemia is a genetic disease that affects hemoglobin.

  • Tri Nucleotide Repeat

    Tri Nucleotide Repeat

    Animation

    (1 min 8 sec) Slippage during DNA replication can lead to expanding sections of repeating nucleotides. Watch this animation to see how this problem occurs.