system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
DNA restriction fragments are separated by ?
assistant
The correct answer is  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).