• Question: Why do we add soap to the mixture during the Fantastic DNA experiment?

    Asked by teach1 to Eoin on 15 Oct 2020.
    • Photo: Eoin Gillespie

      Eoin Gillespie answered on 15 Oct 2020:

      Great question! We do this do help break down the cell membrane in the cells and to release the DNA! The cell membrane is made up of fats and the soap helps to break down these fats – just like it breaks down fats on greasy dishes!

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