DNA restriction fragments are separated by ?
Ans. is 'b' i.e., Agarose gel electrophoresis DNA is cut into large fragments, using restriction enzymes. These fragments are then separated by gel electrophoresis (either agarose or polyacrylamide gel electrophoresis).
Paper chromatography
Agarose gel electrophoresis
Thin-layer chromatography
Ultracentrifugation