Home DNA extraction

How can you isolate DNA in your own kitchen? Reagents and equipment: banana, 200 mL isopropyl alcohol, 1 tbsp table salt, 10 drops of liquid soap containing sodium dodecyl sulfate, 100 mL hot water, 100 mL cold water, shot glass, blender, glasses, gauze, colander, deep dish. Prepare a precipitating solution: combine 1 tbsp table salt and 10 drops of liquid soap containing sodium dodecyl sulfate in a glass. Add 100 mL hot water. Stir well. Place a peeled banana in a glass. Add 5 tablespoons of precipitating