12th Class Biology Sample Paper Biology - Sample Paper-15

  • question_answer Name the natural source of agarose. Mention one role of agarose in biotechnology.

    Answer:

    The natural source of agarose is sea weed.
    Role of agarose in biotechnology These are as follows
    (a) It is used to develop the matrix for gel-electrophoresis.
    (b) It helps in the separation of DNA fragments on the basis of their size.
    DNA fragments separate through sieving effect which is provided by agarose gel.


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