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  • Using DNA to Explore Lizard Phylogeny

    Using DNA to Explore Lizard Phylogeny

    Activity

    This activity supports the film The Origin of Species: Lizards in an Evolutionary Tree. Students are guided to sort the lizard species by appearance, then generate a phylogenetic tree using the lizards’ DNA sequences to evaluate whether species that appear similar are closely related to each other.

  • The Origin of Species: Lizards in an Evolutionary Tree

    The Origin of Species: Lizards in an Evolutionary Tree

    Short Film

    (17 min 45 sec) In the Caribbean islands, adaptation to several common habitats has led to a large adaptive radiation with interesting examples of convergent evolution. Also available in Spanish.

  • Mutant mice with crossed excitation hop

    Mutant mice with crossed excitation hop

    Clip

    (1 min 18 sec) Kangaroo-like hopping when spinal cord excitatory interneurons cross the midline to stimulate both sides.

  • Transgenic Fly Virtual Lab

    Transgenic Fly Virtual Lab

    Virtual Lab

    The lab will familiarize you with the science and techniques used to make transgenic flies to study circadian rhythms.