BI 102 - General Biology

Before you begin this Module, you will need to acquire to following items:

Tabletop Lab: Exploring the DNA Molecule

• Ice cold 70% - 90% isopropyl alcohol, easily found in the first aid section in your local grocery store.

• 1 cup cold water

• Ice water, to keep your solutions cold

• Cooking pot (to use as an ice bath)

• 1 – 2 clear drinking glasses or liquid measuring cups

• ½ cup of strawberries. You can use frozen strawberries, but they must be thawed to room temperature before beginning the experiment.

• Blender or Ziploc baggie (To break apart the strawberries, you can either use a blender of smash them by hand a baggie.)

• Table salt, preferably a non-iodized variety such as sea salt.

• Liquid dish soap

• Paper towel or coffee filter

• Pinch of meat tenderizer, easily found in the cooking isle in your local grocery store.

• Kitchen funnel

• Eye dropper

• Barbeque skewers or large toothpicks

• A variety of kitchen measuring utensils:

  • 1/8 teaspoon (or ¼ teaspoon that you can fill halfway)

  • 1 cup liquid measuring cup

  • 1 tablespoon

  • ½  and ¼ dry measuring cup