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Biotechnology: Principles and Processes — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes2 Marks
Question
How is DNA isolated in purified form from a bacterial cell?
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Answer

Lysozyme added to remove the cell wall; Ribonuclease added to remove RNAs; Proteases added to remove proteins, chilled ethanol added to precipitate DNA.

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