NEET UG 2023 · Botany · Question 121
NEET 2023 Botany, question 121
Question 121 of the NEET 2023 paper (code G6) is a Botany question from Biotechnology: Principles and Processes. Its idea, DNA Precipitation with Chilled Ethanol, was asked 3 times, in 2019, 2021 and 2023, across NEET 2017–2026. The NTA final answer key gives option 3.
Updated 2026-10-08
Q121 · Botany
During the purification process for recombinant DNA technology, addition of chilled ethanol precipitates out
- 1Polysaccharides
- 2RNA
- 3DNAOfficial answer
- 4Histones
Official answer: option 3 · NTA final answer key
Same idea
DNA Precipitation with Chilled Ethanol, in other papers
NEET asked this idea 3 times, in 2019, 2021 and 2023. The other 2 questions below.
- 2021 Q101During the purification process for recombinant DNA technology, addition of chilled ethanol precipitates out :One-line MCQ · Easy
- 2019 Q122DNA precipitation out of a mixture of biomolecules can be achieved by treatment with :One-line MCQ · Easy
DNA Precipitation with Chilled Ethanol: every question and how it was framed
The chapter
Biotechnology: Principles and Processes in ten years of NEET
46 questions from 2017–2026, asked in 10 of 10 papers, about 4.4 a paper. Restriction Enzymes alone had 22.