CBSE 2025 · Region 4 · Set 2 · Q1 · 1 mark
In its extended 'beads-on-string' form of chromatin, the 'beads' are composed of :
Official answer
From CBSE’s own marking scheme for this paper.
(B)
Histones and about $\displaystyle 200$ bp of DNA
Molecular Basis of InheritanceThe DNARemembermcqmedium
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CBSE Class 12 Biology past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.