Which of the following is the correct sequence of steps in Southern blotting?

• A. DNA extraction, gel electrophoresis, transfer to membrane, hybridization with probe.
• B. Protein extraction, gel electrophoresis, transfer to membrane, hybridization with probe.
• C. DNA extraction, PCR amplification, gel electrophoresis, sequencing.
• D. RNA extraction, gel electrophoresis, transfer to membrane, hybridization with probe.

Answer: (A)