in-cation-exchange-chromatography-what-type-of-charge-does-the-stationary-phase-

Question

In cation exchange chromatography, what type of charge does the stationary phase carry, and why is it important?

Accepted Answer

Negatively charged; it binds positively charged proteins.

Answer

Neutral; it allows all proteins to pass through.

Answer

Positively charged; it attracts negatively charged proteins.

Answer

Positively charged; it repels positively charged proteins.