Biology Biotechnology Principles and Processes Processes of Recombinant DNA Technology Single Correct MCQ
Published on: August 11, 2026

Polyethylene glycol method in used for-

A
Biodiesel production
B
Seedless fruit production
C
Energy production from sewage
D
Gene transfer without a vector.

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The correct answer is:
D

Polyethylene glycol (PEG) is used to facilitate the uptake of foreign DNA directly into cells (especially protoplasts) without using a vector.

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