22. Which description of the difference between prokaryotic and eukaryotic RNA polymerase is WRONG? (A) Prokaryotic cells contain only one RNA polymerase. (B) The size of eukaryotic RNA polymerase is around 500 kDa. (C) Prokaryotic RNA polymerase synthesizes polycistronic RNA. (D) The eukaryotic RNA polymerase contains 10-20 subunits. (E) None of the above are wrong.