1. Which of the following statements best describes the function of tyrosine kinase?
(A)It catalyzes the formation of dopamine from L-dopa.
(B)It catalyzes the formation of norepinephrine from dopamine.
(C) It catalyzes the phosphorylation of a protein inside a cell.
(D) It catalyzes the phosphorylation of a protein in the extracellular fluid.
(E)It sequesters calcium in the cytosol.
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統計: 尚無統計資料
統計: 尚無統計資料