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Essay specific features
Written by:
Julia A
Date added:
November 30, 2012
Level:
University
Grade:
A
No of pages / words:
2 / 442
Was viewed:
6228 times
Rating of current essay:
Essay content:
The extraction buffer will be used to break up proteins and lipids, making it easier to extract DNA from cells. Once the extraction buffer is added to the crushed up strawberry, it will dissolve lipids, and break the cell wall allowing for easier access to the DNA. Cold alcohol precipitation will be used to extract the DNA from the solution of the buffer, and the strawberry mix...
displayed 300 characters
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Cold alcohol precipitation will be used to extract the DNA from the solution of the buffer, and the strawberry mix. The coldness of the alcohol stops the DNA from breaking about by there hydrogen binds that would break apart with heat,
Materials
Zip lock bag
1 strawberry
10 mL DNA extraction buffer
Coffee filter
1 Large test tube
Inoculating loop
20 mL Cold Isopropyl alcohol
Paper towels
Procedure
Place strawberry in Zip lock bag
Smash strawberry using fingers and fist (2 minutes minimum)
Add 10 mL extraction buffer
Mush strawberry in bag for 1 minute
Assemble filtration apparatus
Pour strawberry slush into filtration allowing to drip in test tube
Slowly pour cold alcohol into tube
Dip inoculating loop into tube of strawberry extract, and alcohol come in contact
Record your results
Results
First Observation:
The liquid from the strawberry slush that has been filtered is red , and is opaque...
displayed 300 characters
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