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  • Pelvic Evolution in Sticklebacks

    Pelvic Evolution in Sticklebacks

    Data Points

    This activity guides the analysis of a published scientific figure from a study that used SNP genotyping to identify the mutations that result in morphological differences in stickleback fish.

  • Interactive Assessment for Evolving Switches, Evolving Bodies

    Interactive Assessment for Evolving Switches, Evolving Bodies

    Interactive Videos

    (15 min 27 sec) A number of interactive questions are embedded within the short film The Making of the Fittest: Evolving Switches, Evolving Bodies, which illustrates how mutations in gene regulatory regions can result in the evolution of major anatomical features.

  • The Making of the Fittest

    The Making of the Fittest

    Collection

    Each film takes students on an adventure—from the postglacial lakes in southern Alaska to the deserts of the American Southwest, and from the icy Antarctic to the highlands of East Africa, where...

  • Lactose Intolerance: Fact or Fiction

    Lactose Intolerance: Fact or Fiction

    Lessons

    In this activity, students evaluate and discuss statements about the evolutionary relationship between milk consumption and lactose tolerance discussed in the short film Making of the Fittest: Got Lactase? The Co-evolution of Genes and Culture.

  • Modeling the Regulatory Switches of the Pitx1 Gene in Stickleback Fish

    Modeling the Regulatory Switches of the Pitx1 Gene in Stickleback Fish

    Labs & Demos

    This hands-on activity supports concepts covered in the film Evolving Switches, Evolving Bodies about the evolution of stickleback fish. Students interpret molecular diagrams and build physical models of eukaryotic gene regulation.

  • Activity for Evolving Switches, Evolving Bodies

    Activity for Evolving Switches, Evolving Bodies

    Film Activities

    This activity explores the content and research presented in the short film The Making of the Fittest: Evolving Switches, Evolving Bodies, which illustrates how mutations in gene regulatory regions can play a role in the evolution of major anatomical features.

  • The Making of the Fittest: Evolving Switches, Evolving Bodies

    The Making of the Fittest: Evolving Switches, Evolving Bodies

    Short Films

    (15 min 27 sec) This film explores how mutations in gene regulatory regions have resulted in major changes in the anatomy of freshwater populations of stickleback fish.

  • The Making of the Fittest: Natural Selection and Adaptation

    The Making of the Fittest: Natural Selection and Adaptation

    Short Films

    (10 min 25 sec) This film describes natural selection and adaptation in populations of rock pocket mice living in the American Southwest.

  • Genetic Switches

    Genetic Switches

    Click & Learn

    This two-slide tutorial describes how genetic switches, regulatory elements in DNA, control gene expression.

  • Regulatory Switches in Drosophila

    Regulatory Switches in Drosophila

    Animations

    (49 sec) This animation shows how changes in the regulatory switch regions of a “paintbrush” gene lead to wing spot differences in Drosophila fruit flies.

  • Regulatory Switches in Stickleback Fish

    Regulatory Switches in Stickleback Fish

    Animations

    (55 sec) This animation shows how changes in the regulatory switch regions of the Pitx1 gene lead to morphological differences in stickleback fish.

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