You Have Digested a Molecule of DNA and Want to Identify

Multiple Choice

You have digested a molecule of DNA and want to identify a specific fragment of interest. The DNA is subjected to gel electrophoresis, but you get two bands that are very close in size. What could you use to determine which band is the correct one?

A) southern blot
B) western blot
C) northern blot
D) eastern blot
E) stain with ethidium bromide