STANDARDBotany-Genetic Engineering
STANDARD Botany Gel Electrophoresis MCQ Question
Type: MCQ-conceptual-Medium
After gel electrophoresis the DNA fragments can be visualised only after staining the DNA with a compound known as ______
A
Safranin
B
Ethidium bromide
C
Polyglycolate
D
Thiosulphate
Correct Answer
Option B
Detailed Explanation
Ethidium bromide is a fluorescent dye that intercalates with DNA and allows visualization under UV light after gel electrophoresis.
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