CBSE 2022 · Region 4 · Set 3 · Q12 · 3 marks
Only with the help of a labelled diagram, show the steps of formation of recombinant DNA by the action of restriction endonuclease enzyme EcoR I.
Marking-scheme solution
Action of Restriction enzyme
Biotechnology : Principles and ProcessesProcesses of Recombinant DNA TechnologyApplyshort_answermedium
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CBSE Class 12 Biology past-paper question from the 2022board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.