Gel Electrophoresis
Proteins can be visualized directly in gels by

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

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Gel Electrophoresis
In an SDS-PAGE

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

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Gel Electrophoresis
Electrophoresis of histones and myoglobin under non-denaturing conditions (pH = 7.0) results in

both proteins migrate to the cathode
histones migrate to the cathode and myoglobin migrates to the anode
histones migrate to the anode and myoglobin migrates to the cathode
both proteins migrate to the anode

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