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Biology · 2024 · 2 marks
Biotechnology : Principles and ProcessesProcesses of Recombinant DNA Technology2 marksUnderstandvery short answer
CBSE 2024 · Region 2 · Set 3 · Q21
How is Ti plasmid of Agrobacterium tumefaciens modified to act as a cloning vector?
How is Ti plasmid of Agrobacterium tumefaciens modified to act as a cloning vector ?
Marking-scheme solution
Tumour inducing genes or virulent gene in Ti plasmid are removed hence
Ti plasmid is disarmed, DNA carrying the gene of interest can be inserted into the segment.
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CBSE Class 12 Biology past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.