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    In this laboratory activity, learners use a simple procedure to bait oomycetes from water and/ or soil and then examine these fungus-like organisms with the microscope to see how they look. They...

    $1 - $5 per group Ages 11 - 18 1 to 7 days
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    This demonstration can be used to help learners visualize DNA by lysing (breaking open) bacterial cells on a slide and “stringing up” the DNA with a toothpick in less than one minute. This...

    $10 - $20 per group Ages 11 - 18 5 to 10 minutes