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Published on: August 13, 2026
Agarose is extracted from
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Agarose is a natural polysaccharide obtained from red seaweeds (like Gelidium and Gracilaria). It is widely used in molecular biology to make gels for electrophoresis, where DNA or RNA fragments are separated based on size. When dissolved in buffer and cooled, agarose forms a porous gel, allowing smaller DNA fragments to move faster than larger ones under an electric field.
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