Why water is added to pdna in agarose gell electrophoresis?
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Explanation:
It allows the agarose to cool. Failure to do so will warp the gel tray
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The buffer is needed to maintain the pH of the DNA solution at close to neutral level because if it can become acidic through electrolysis. The electrical currents caused by the electrodes can cause water molecules to dissociate and release H+ ions.
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