The purpose of sodium dodecyl sulfate (SDS) in a two-dimensional gel electrophoresis experiment is that it allows proteins to separated by
A)by charge only
B)primarily by molecular mass
C)by a combination of both size and mass
D)net charge

Question

Quizplus · Accepted Answer

Sodium dodecyl sulfate (SDS) is a detergent that denatures proteins and imparts a uniform negative charge, allowing them to be separated primarily by molecular mass during electrophoresis.

The Purpose of Sodium Dodecyl Sulfate (SDS) in a Two-Dimensional