CBSE 2024 · Region 2 · Set 2 · Q14 · 1 mark
Assertion (A): In genetic engineering, antibiotic genes are used as selectable markers.
Reason (R) : Selectable markers help us to identify transformants from non-transformants.
Official answer
From CBSE’s own marking scheme for this paper.
(A)
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
Biotechnology : Principles and ProcessesProcesses of Recombinant DNA TechnologyUnderstandassertion_reasonmedium
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CBSE Class 12 Biology past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.