Match Column I with Column II and identify the correct option. Column IColumn II(A)Primers (I)PCR(B)Separation and purification of products(II)C2H5OH(C)Precipitation of DNA(III)Uptake of foreign DNA by bacterium(D)Transformation(IV)Down stream processing

Match Column I with Column II and identify the correct opti…

Biology Biotechnology Principles and Processes Single Correct MCQ

Published on: August 20, 2026

Match Column I with Column II and identify the correct option.

Column I	Column II
(A)	Primers	(I)	PCR
(B)	Separation and purification of products	(II)	C2H5OH
(C)	Precipitation of DNA	(III)	Uptake of foreign DNA by bacterium
(D)	Transformation	(IV)	Down stream processing

-(IV), -(II), -(IV), -(I),

-(I), -(I), -(I), -(IV),

-(II), -(IV), -(III), -(II),

-(III) -(III) -(II) -(III)

Verified by Experts

The correct answer is:

Primers → (I) PCR (primers are essential for PCR amplification)

Separation and purification of products → (IV) Downstream processing

Precipitation of DNA → (II) C₂H₅OH (ethanol)

Transformation → (III) Uptake of foreign DNA by bacterium

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