Roly Poly Bug Facts. Roly poly bugs are approximately 1/2 inch long. Jupiterimages/Photos.com/Getty Images. Turn over a rock and youâll probably find a roly poly bug or two underneath. These bugs prefer to stay in dark, damp places during the day and only come out from their hiding places when itâs dark.
Gel electrophoresis is a laboratory method used to separate mixtures of DNA, RNA, or proteins according to molecular size. In gel electrophoresis, the molecules to be separated are pushed by an electrical field through a gel that contains small pores.
1 Bio 210A DNA Gel Electrophoresis Purpose â¢ To learn the scientific basis of DNA gel electrophoresis. â¢ To learn how to pour agarose gels. â¢ To separate DNA fragments by gel electrophoresis. â¢ To analyze the size DNA fragments using a standard molecular weight marker. Introduction Agarose gel electrophoresis is widely used in biotechnology for analysis of DNA and RNA. This technique separates molecules based upon charge, size and shape.