Which step in Southern blotting allows an investigator to identify a particular DNA fragment that is present within a complex mixture of fragments?

Question

Quizplus · Accepted Answer

Hybridization with a labeled probe is the step in Southern blotting that allows for the identification of a specific DNA fragment within a complex mixture. The probe binds to its complementary DNA sequence on the blot, enabling detection.

Which Step in Southern Blotting Allows an Investigator to Identify