Practicing Success

Target Exam

CUET

Subject

Biology

Chapter

Human Reproduction

Question:

Arrange the steps of gel electrophoresis in a proper sequence:

(A) Fragments of DNA are separated under an electric field in agarose gel
(B) DNA bands are cut out from the agarose gel and extracted
(C) DNA fragments are visualized by exposure to UV radiation
(D) Separated DNA fragment stained with ethidium bromide

Choose the correct answer from the options given below:

Options:

(A), (C), (D), (B)

(C), (B), (A), (D)

(A), (D), (C), (B)

(B), (A), (D), (C)

Correct Answer:

(A), (D), (C), (B)

Explanation:

The correct answer is Option (3) → (A), (D), (C), (B)