NEET Solved Paper 2019 Question 3
Question: DNA precipitation out of a mixture of bimolecules can be achieved by treatment with: [NEET 5-5-2019]
Options:
A) Methanol at room temperature
B) Chilled chloroform
C) Isopropanol
D) Chilled ethanol
Show Answer
Answer:
Correct Answer: D
Solution:
- Chilled ethanol is commonly used in molecular biology to precipitate DNA from a solution. The process involves adding ethanol to the DNA solution, which causes the DNA to aggregate and precipitate out of the solution, allowing it to be separated by centrifugation.
BETA
