17. Which of the following statements is FALSE? (A) Two-dimensional electrophoresis separates proteins of different molecular weights and pIs. (B) Size exclusion chromatography separates proteins based on molecular weight. (C) SDS polyacrylamide gel electrophoresis separates proteins based on their molecular weight. (D) Ion exchanger chromatography separates proteins based on their pIs. (E) The column matrix with bound anionic groups is called cation exchanger.