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NEET UG · NCERT Biology chapters · Biotechnology : Principles and Processes · Practice

9.2.3 Competent Host (For Transformation with Recombinant DNA)

NCERT Class 12 Biology, section 9.2.3 · Shishya practice, NCERT-based

7 questions, picked at random. Each is Shishya's own, written from this part of the NCERT chapter and answer-checked — not NCERT's text and not a NEET previous-year question. Read the chapter first; the explanation shows after each answer.

Question 1 of 7

Easy

To make bacterial cells competent for DNA uptake, they are treated with a definite concentration of

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