Which of the Following Is NOT Part of the Normal

Multiple Choice

Which of the following is NOT part of the normal process of cloning recombinant DNA in bacteria?

A) Restriction digestion of cellular and plasmid DNA
B) Production of recombinant DNA using DNA ligase and a mixture of digested cellular and plasmid DNAs
C) Separation of recombinant DNAs by electrophoresis using Southern blotting to determine where the desired recombinant molecule migrates
D) Transformation of bacteria by the recombinant DNA plasmids using a selective medium
E) Probing recombinant clones with a labeled DNA probe to find the desired clone