CBSE 2026 · Region 2 · Set 1 · Q9 · 1 mark
Which of the following is used to visualize DNA bands under UV light after gel electrophoresis?
Official answer
From CBSE’s own marking scheme for this paper.
(C)
Ethidium Bromide
Molecular Basis of InheritanceRegulation of Gene ExpressionRemembermcqmedium
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CBSE Class 12 Biology past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.