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  • Understanding Variation

    Understanding Variation

    Activity

    This lesson complements the film The Biology of Skin Color and discusses variation in human skin color and polygenic inheritance. Also available in Spanish.

  • Origin of Birds With Quiz

    Origin of Birds With Quiz

    Interactive Video

    (18 min 59 sec) Embedded quiz modules test students’ understanding as they watch a short film about the evidence that showed birds descended from dinosaurs.

  • Genetic Origin of Variation in Human Skin Color

    Genetic Origin of Variation in Human Skin Color

    Data Point

    Dr. Rebecca Lamason and colleagues studied the genetic origin of variation in human skin color using a model organism, the zebrafish.

  • Comparative Anatomy of the Domestic Chicken

    Comparative Anatomy of the Domestic Chicken

    Click & Learn

    Trace the evolutionary history of birds by comparing the shapes and structures of certain bones in a chicken to those of some of its extinct and living relatives. Also available in Spanish.

  • Human Skin Color: Evidence for Selection

    Human Skin Color: Evidence for Selection

    Activity

    This case study is based on the short film The Biology of Skin Color. Students use real data to propose hypotheses, make predictions, and justify claims with evidence. Also available in Spanish.

  • The Origin of Flight: What Use Is Half a Wing?

    The Origin of Flight: What Use Is Half a Wing?

    Scientists at Work

    (8 min 16 sec) Biologist Ken Dial's study of how young birds use their developing wings sheds light on the evolution of flight in birds.

  • How We Get Our Skin Color Interactive

    How We Get Our Skin Color Interactive

    Interactive Video

    (3 min 32 sec) This interactive animation about the biology of skin color provides stop points at which students can further explore the material through additional text and illustrations, videos, questions, and simple interactive widgets.

  • Film Guide for The Biology of Skin Color

    Film Guide for The Biology of Skin Color

    Film Guide

    The following classroom-ready resources complement The Biology of Skin Color. Featuring anthropologist Dr. Nina Jablonski, the film walks us through the evidence that differences in human skin color are adaptations to varying intensity of UV light. Also available in Spanish.

  • Episode 3: Your Inner Monkey

    Episode 3: Your Inner Monkey

    Feature Film

    (54 min 51 sec) Join Neil Shubin as he links our hands, vision, and brains to ancient primate ancestors. PLEASE N​OTE: Due to international distribution restrictions, these programs can only be streamed in the United States and Canada.

  • Episode 2: Your Inner Reptile

    Episode 2: Your Inner Reptile

    Feature Film

    (54 min 41 sec) Join Neil Shubin as he links our hair, teeth and hearing to ancient reptilian ancestors. PLEASE N​OTE: Due to international distribution restrictions, these programs can only be streamed in the United States and Canada.

  • Episode 1: Your Inner Fish

    Episode 1: Your Inner Fish

    Feature Film

    (54 min 41 sec) See how the genetic legacy of a fish can be seen today in our own DNA. PLEASE N​OTE: Due to international distribution restrictions, these programs can only be streamed in the United States and Canada.

  • How We Get Our Skin Color

    How We Get Our Skin Color

    Animation

    (3 min 32 sec) This engaging animation shows how human skin cells produce the pigment melanin, which gives skin its color. 

  • Film Guides: The Origin of Humans

    Film Guides: The Origin of Humans

    Film Guide

    The following classroom-ready resources complement Great Transitions: The Origin of Humans, which reveals the history of our evolutionary origins. Also available in Spanish.

  • Film Guides: The Origin of Tetrapods

    Film Guides: The Origin of Tetrapods

    Film Guide

    The following classroom-ready resources complement Great Transitions: The Origin of Tetrapods, which tells the story of the discovery of Tiktaalik, a creature with features common to fish and four-legged animals, or tetrapods.

  • Explore Your Inner Animals

    Explore Your Inner Animals

    Click & Learn

    This interactive explores different anatomical features of the human body and what they reveal about the evolutionary history we share with other organisms, including earlier, long-extinct species.

  • How Novel Icefish Genes Can Improve Human Health

    How Novel Icefish Genes Can Improve Human Health

    Activity

    A lesson that requires students to read detailed scientific passages and explain how an understanding of specific icefish adaptations might lead to a treatment or cure for human disorders, such as osteoporosis and anemia. 

  • Molecular Genetics of Color Mutations in Rock Pocket Mice

    Molecular Genetics of Color Mutations in Rock Pocket Mice

    Activity

    A lesson that requires students to transcribe and translate portions of the wild-type and mutant rock pocket mouse Mc1r genes and compare sequences to identify the locations and types of mutations responsible for the coat color variation described in the film. Also available in Spanish.

  • Motor cabal toxins block motor neuron synapses

    Motor cabal toxins block motor neuron synapses

    Animation

    (3 min 28 sec) Multiple cone snail toxins attack different molecules of the nervous system and cause paralysis.

  • Prialt blocks motor synapse in fish

    Prialt blocks motor synapse in fish

    Animation

    (2 min 31 sec) Prialt, a drug derived from cone snail venom, paralyzes fish by blocking calcium channels at a motor synapse.

  • Prialt blocks pain signaling in mice

    Prialt blocks pain signaling in mice

    Animation

    (2 min 58 sec) Prialt does not block the mammalian motor synapse, but blocks the pain pathway in the spinal cord.

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