Gel Electrophoresis
Proteins can be visualized directly in gels by

measuring their molecular weight
using electron microscope only
staining them with the dye
none of these

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Gel Electrophoresis
In an SDS-PAGE

smaller proteins migrate more rapidly through the gel
All of these
proteins have the same charge-to-mass ratio
proteins are denatured by the SDS

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Gel Electrophoresis
In SDS-PAGE, the protein sample is first

fractionated by electrophoresis then treated with an oxidizing agent followed by anionic detergent.
None of these
treated with a reducing agent and then with anionic detergent followed by fractionation by electrophoresis
treated with a oxidizing agent and then with anionic detergent followed by fractionation by electrophoresis

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