lec 21a - Lecture 21a Molecular techniques DNA sequencing...

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Lecture 21a: Molecular techniques DNA sequencing, PCR
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Separation of DNA fragments: gel electrophoresis DNA = negatively charged - + electric field migrates toward positive electrode
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Separation of DNA fragments: gel electrophoresis DNA fragments Ethidium bromide (or Crystal Violet) intercalates in the DNA -> increased fluorescence visualization with a UV light
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