Question

In the case DNA is transferred from gel to the membrane, it is known as ____________

(a) southern blot

(b) western blot

(c) northern blot

(d) south-western blot

The question was posed to me in unit test.

This intriguing question comes from Gel electrophoresis, Oligonucleotide  & Microarrays topic in section Basics of Genetic Engineering of Genetic Engineering

Answer 1

The correct option is (a) southern blot

Explanation: For the DNA to be transferred, it is called a southern blot. If RNA is to be transferred it is called as northern blot. For transferring of proteins it is called a western blot.