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This laboratory exercise is designed to show learners how DNA can easily be extracted from onion cells. It includes an optional test for the presence of DNA.

This activity allows learners to explore the scientific method in an open-ended fashion, using the 4-P Approach to Science Inquiry developed by the University of Wisconsin, Beloit.

This laboratory exercise is designed to show learners how DNA can easily be extracted from lima bean bacteria. This experiment requires the use of a centrifuge (not included in cost of materials).

This laboratory exercise is designed to show learners how DNA can be extracted from a chunk of thymus (sweetbread) or liver.

In this simulation, learners act out each digestive function of the organs, tissues, and cells in the digestive tract.

This laboratory exercise is designed to show learners how DNA can easily be extracted from wheat germ using simple materials.

In this activity, learners cut wells in JELL-O© and load the wells with different detergent solutions.

This laboratory exercise is designed to show learners how DNA can easily be extracted from onion cells using simple materials.

In this investigation, learners gather information on various food items during a field trip to a local grocery store.

This laboratory exercise is designed to show learners how DNA can easily be extracted from yeast using simple materials.