Which of the following is a common stain used for visualizing DNA in gel electro

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Question: Which of the following is a common stain used for visualizing DNA in gel electrophoresis?

Options:

Correct Answer: Ethidium Bromide

Solution:

Ethidium Bromide is a common stain used for visualizing DNA in gel electrophoresis as it intercalates with DNA.

Which of the following is a common stain used for visualizing DNA in gel electrophoresis?

Which of the following is a common stain used for visualizing DNA in gel electrophoresis?

Step 1: Understand that gel electrophoresis is a technique used to separate DNA fragments.
Step 2: Know that after the DNA is separated, we need a way to see it.
Step 3: Learn that a stain is used to visualize the DNA in the gel.
Step 4: Identify that Ethidium Bromide is a common stain used for this purpose.
Step 5: Understand that Ethidium Bromide works by intercalating, or inserting itself, between the DNA bases, which allows the DNA to be seen under UV light.

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