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Year 10 DNA extraction

Monday, February 21, 2022

Year 10

After studying the composition of DNA and its role in our bodies year 10 students successfully extracted DNA from strawberries. After crushing the berries to break apart the cells inside then a detergent solution was added to break down the cell membranes. The solution was then filtered to removed cell debris. The final step is to add an ethanol solution to the filtrate which causes the DNA to clump together. This is carefully removed from the solution and examined under a microscope.

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