DNA Extraction is a technique mostly used in biotechnological experiments and researches such as gene cloning, DNA mapping, gene transfer, etc.

Here shows you the steps of extracting DNA from Onions.

Apparatus/Materials

Onion	60℃ Water Bath
Beaker	10 ml Detergent
Filter Paper	3 g Sodium Chloride
Distilled Water	100 ml Cylinders
Boiling Tubes	Protease
Ice-cold Absolute Alcohol (-20℃)	Blender
Ice Bath	Glass Rod
Thermometers	Droppers

 

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