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Biology · 2025 · 1 mark
CBSE 2025 · Region 6 · Set 3 · Q1
Cistron is a segment of DNA coding for a:
Cistron is a segment of DNA coding for a :
Official answer
(A)
Polypeptide only
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CBSE Class 12 Biology past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.