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#Question id: 18844


In the extraction of DNA from cell with to remove the high protein content from the cell , before phenol treatment which of the following treatment is done 

#Unit 13. Methods in Biology
  1. chloroform is used to break polypeptides to small fragments 
  2. SDS is used to break polypeptides to small fragments 
  3. Proteases are used to break polypeptides to small fragments 
  4. all of these