Discussion of all aspects of biological molecules, biochemical processes and laboratory procedures in the field.
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- Joined: Sun Feb 26, 2006 9:57 pm
- Location: San Diego
Who knows how the principles of gel elecrophoresis allow for seperation of DNA fragmants?
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- Joined: Mon Feb 20, 2006 11:42 pm
- Location: Birmingham, AL
DNA carries a negative cahrge due to the phosphate group. When a electric current is run through the gel, the fragments are attracted by the positve charge. Smaller fragmetns move faster then the larger ones due, ther by seperating out fragment sof drifferent lengths.
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