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  • Stalking the Genetic Basis of a Trait

    Stalking the Genetic Basis of a Trait

    Lessons

    This activity supports the film Popped Secret: The Mysterious Origin of Corn. Students analyze data on the expression of the tb1 gene to explain how variations in this gene played a role in the evolution of corn.

  • Genetically Modified Mosquitoes

    Genetically Modified Mosquitoes

    Scientists at Work

    (8 min 35 sec) This video describes the process by which a line of genetically modified mosquitoes was engineered to reduce populations of wild mosquitoes.

  • Ocean Species Respond to Climate Change

    Ocean Species Respond to Climate Change

    Science Talks

    (29 min 39 sec) Coral reefs, how they are threatened by climate change, and how to protect them.

  • Dengue Virus Life Cycle

    Dengue Virus Life Cycle

    Animations

    (4 min 12 sec) This animation shows how dengue virus infects a cell and replicates itself with the help of its host’s cellular machinery.

  • HIV Life Cycle

    HIV Life Cycle

    Animations

    (4 min 52 sec) This animation shows how HIV infects a cell and replicates itself using reverse transcriptase.

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