<prompt> DNA restriction fragments are separated by -Paper chromatographyAgarose gel electrophoresisThin-layer chromatographyUltracentrifugation  <response>: Ans. is b i.e.. Agarose gel electrophoresis o DNA is cut into large fragments, using restriction enzymes. These fragments are then separated by gel electrophoresis either agarose or polyacrylamide gel electrophoresis. 