GEL ELECTROPHORESIS. Gel Electrophoresis. Separation of molecules by size, charge, or shape PAGE ( P oly A crylamide E el E lectrophoresis ) Used to separate proteins Proteins are kept the same shape by detergent (SDS) Agarose Used to separate DNA fragments DNA can be recovered from gel.
DNA is negative (PO4 backbone)
It runs to the positive electrode
The further it moves, the shorter the DNA