Laboratory 7: Onion DNA Preparation

Laboratory 7: Onion DNA Preparation

Materials:
-onions
-beakers
-hot water bath
-blender
-cheesecloth
-pipette
-chloroform
-homogenizing solution
-erlenmeyer flask

Exercises:
-Learn what DNA looks like
-Learn to isolate DNA out of cells into a pure form
-Learn to precipitate DNA out of cells into a pure form
-Learn what homogenization is
-Learn what deproteinization is
-Learn what precipitation is