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Biotechnology: Principles and Processes — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes2 Marks
Question
How can DNA segments, separated by gel electrophoresis, be visualised and isolated?
✓

Answer

Visualised by staining the DNA fragments with ethidium bromide, exposing them to UV radiation (Appear as bright orange bands).

Bands are cut out from agarose gel, extracted from gel piece.

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