CBSE 2025 · Region 5 · Set 2 · Q10 · 1 mark
Which enzyme(s) will be produced in a bacterial cell in which 'UAG' is inserted in the 'lac-y gene' due to mutation ? Choose the correct option :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle \beta$-galactosidase
Molecular Basis of InheritanceTranslationApplymcqhard
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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.