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What happens during transformation in genetic engineering?

Answer and explanation

Correct answer: A cell takes up foreign or recombinant DNA

During transformation, a competent host cell takes up foreign DNA, often recombinant DNA, from outside the cell. Option B describes restriction-enzyme digestion, while option C describes phage-mediated transduction. Exam tip: remember transformation as DNA uptake and transduction as DNA transfer by a bacteriophage.

Related tags

TransformationGenetic EngineeringRecombinant DnaCompetent CellsForeign DnaPrinciples Of BiotechnologyBiotechnologyClass 11 Mcq

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