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Multiple cloning sites (MCS) in an ideal vector
(a)are present only in shuttle vector.
(b)contain multiple copies of cloned gene.
(c)contain many copies of selectable marker genes.
(d)allow flexibility in the choice of restriction enzymes for cloning.

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Important Questions on Biotechnology - Principles and Processes
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(i) It remains active during the high temperature induced denaturation of dsDNA.
(ii) It requires primers for carrying out the process of polymerisation.
(iii) It synthesises the RNA region between the primers, using dNTPs and Mg2+.

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Study the following figures and identify the enzymes involved in steps I and II.
Recombinant DNA
