A) centrifugation
B) electrophoresis
C) chromatography
D) crystallography
Correct Answer: B
Solution :
Electrophoresis is a technique for separating molecules of a mixture under the influence of an applied electric field. Dissolved molecule is an electric field more or migrate at a speed determined by charge/mass ratio. Proteins usually possess a net positive or negative charge due to charged amino acids present in them.
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