Where is RNA found after the ethanol precipitation step in the DNA isolation procedure?
A)at the interface between the aqueous and phenol phases
B)in the aqueous phase
C)in the phenol phase
D)at the ethanol/saline interface
E)settled in a flocculant precipitate at the bottom of the vessel

Question

Quizplus · Accepted Answer

After ethanol precipitation, RNA is found as a flocculant precipitate at the bottom of the vessel. Ethanol causes RNA to precipitate out of solution, allowing it to be separated from the liquid phase.

Where Is RNA Found After the Ethanol Precipitation Step in the DNA