Answer ( 1 )


    saline (salt water) is a natural disinfectant that is very helpful in killing microbes i.e. bacteria. it effects bacteria through process of osmosis. osmosis is the movement of water from the high solvent concentration to lower one. water of bacterial cell move out to regulate concentration of salt on each side of membrane. as water sucks out, bacterial proteins cannot function and survive without water hence bacterial cell destroy.

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