Biotechnology- Principles and Processes Question 1

1. In gel electrophoresis, separated DNA fragments can be visualized with the help of [2020]

(a) Ethidium bromide in UV radiation

(b) Acetocarmine in UV radiation

(c) Ethidium bromide in infrared radiation

(d) Acetocarmine in bright blue light

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Answer : a

Hints & Solutions

(a) The separated DNA fragments can be visualised only after staining the DNA with Ethidium bromide followed by exposure to UV radiation.



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