The technique by which fragments of DNA are separated by gel electrophoresis, denatured, blotted on nitrocellulose paper, labeled with a complementary radioactive probe, and detected by autoradiography is called _______ blotting.
A) Southern
B) Northern
C) Western
D) Eastern

Question

Quizplus · Accepted Answer

Southern blotting specifically refers to the technique described in the question, which is used to detect specific DNA fragments. Northern blotting is a similar technique used to detect RNA fragments, while Western blotting is used to detect specific proteins. Eastern blotting is a less commonly used technique that is similar to Western blotting but uses lectin probes to detect carbohydrate molecules.

The Technique by Which Fragments of DNA Are Separated by Gel