A student wishes to use ion-exchange chromatography to separate a mixture of three peptides: G-A-L, D-A-M, and E-W-E. Determine whether they should use an anionic or cationic column, then determine the order of elution.

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The Answer of A student wishes to use ion-exchange chromatography to separate a mixture of three peptides: G-A-L, D-A-M, and E-W-E. Determine whether they should use an anionic or cationic column, then determine the order of elution.

A Student Wishes to Use Ion-Exchange Chromatography to Separate a Mixture