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blend the watermelon until to break the cell walls, add water if necessary. in a glass, mix 1 tbsp of liquid soap and 2 pinches of salt. the soap will break down the nucleus membrane that encapsulates the DNA. the salt will give an ionic condition necessary (will give positive charge that will neutralize DNA charge). be careful when you mix the soap and salt, you want least amount of bubbles.

add 3 tbsp of the watermelon pulp to the soap mixture, and again, mix carefully because mixing vigorously will break the DNA fragments. filter the mixture with coffee filter. take 5 ml of the filtrate (the liquid, not the pulp in the filter cloth) and using a pipette, drop it to 5 ml of cold ethanol (or isopropanol) 1:1 ratio, if your watermelon is to watery, add more of it. do not mix it, let it sit for some minutes and it will coagulate. the DNA will rise to the top of the ethanol.

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9y ago
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10y ago

Scientific research like molecular Biology or forensic analyses allows for the extraction of the DNA.

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12y ago

Exract the DNA from the srawberry.....

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13y ago

Gel chromatography

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13y ago

you don't.

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Q: How do you extract DNA from a strawberry?
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