DNA precipitation out of mixture of biomolecules can be achieved by treatment with:

 

  • Option 1)

    Isopropanol

  • Option 2)

    Chilled ethanol

  • Option 3)

    Methanol at room temperature

  • Option 4)

    Chilled chloroform

Answers (1)

 

DNA -

It is a polynucleotide, in which the sugar is found as deoxyribose. Hence, the name Deoxyribonucleic acid. (DNA)

-

 

 

 

In a mixture of biomolecules, DNA can be precipitated by adding chilled ethanol, RNA by adding isopropanal and protein is not precipitated but is recovered from supernatent.

 


Option 1)

Isopropanol

Option 2)

Chilled ethanol

Option 3)

Methanol at room temperature

Option 4)

Chilled chloroform

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