12. Which of the following statement is incorrect for bacteria two-component regulatory system? (A) Controlled by transferring phosphates between different components. (B) A protein with a DNA binding domain that can change its own structure. (C) A sensor kinase is involved. (D) Autophosphorylation on the DNA binding protein may change its DNA- binding ability. (E) Two-component regulatory system is found in many bacteria, but also in lower eukaryotes.