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10 October, 11:49

4. What is the role of detergent, alcohol, and salt in the extraction process?

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  1. 10 October, 14:54
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    Salt, ethanol is usually used to precipitate DNA.

    Explanation:

    Detergent is cleaning in a way of removing the grease. In a process of extraction of DNA, it separates fats and proteins that are parts of the membrane. When membranes dissolve, DNA is released from the cell.

    Alcohol in the extraction of DNA makes DNA visible. Also, it can be used for the conservation of DNA.
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