Read the statements. (I) In the process of recombinant DNA …

Biology Biotechnology Principles and Processes Statement Based Questions Single Correct MCQ

Published on: August 13, 2026

Read the statements.

(I) In the process of recombinant DNA technology, after several treatment the purified DNA is precipitated by adding chilled acetone.

(II) The bacterial/plant, animal cell is broken down by enzymes to release DNA, along with RNA, proteins, polysaccharides and lipids.

Choose the correct option for above statements.

(I) is true, but (II) is false

(I) is false, but (II) is true

(I) and (II) are true

(I) and (II) are false

Text Solution

Verified by Experts

The correct answer is:

(I) False — Purified DNA is precipitated using chilled ethanol (or isopropanol), not chilled acetone.

(II) True — Cell walls/membranes are broken and DNA is released along with RNA, proteins, polysaccharides, and lipids.

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