Objectives: Learn about DNA structure, history, and discovery Understand the role of DNA and proteins in genetic expression Use biological detergents, enzymes, and ethanol to isolate DNA from plant material Includes: 50 mL 7.5% SDS/ 1.5% NaCl 1 pepsin (to make 25 mL 0.5% solution) 10 mL ethanol, 95% 2 zipper bags 2 filters 2 plastic tubes 4 graduated pipettes 2 stirrers 2 plastic cups Notes: Plant material not included Kit contains an instruction manual and enough material for two groups