2022 Biotechnology: Principles and ProcessesTools of Recombinant DNA Technology – Gel Electrophoresis Medium Question 2 of 4 in Tools of Recombinant DNA Technology – Gel Electrophoresis

Which one of the following statement is not true regarding gel electrophoresis technique?

A Bright orange coloured bands of DNA can be observed in the gel when exposed to UV light.
B The process of extraction of separated DNA strands from gel is called elution.
C The separated DNA fragments are stained by using ethidium bromide.
D The presence of chromogenic substrate gives blue coloured DNA bands on the gel

The answer is D.

Solution

Concept gel electrophoresis

Tools of Recombinant DNA Technology – Gel Electrophoresis in past papers

4 questions from this chapter have appeared across 4 exam years.