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In this experiment, learners isolate Deoxyribonucleic Acid (DNA) from onion cells using a simple extraction procedure.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
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In this activity related to microbes, learners make slides of cells from an onion skin and Elodea (American or Canadian waterweed) to observe under a microscope.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes