<prompt> Zinc is essential for?TyrosinaseCarbonic anhydraseHexokinaseOxidoreductase  <response>: Tyrosinase requires copper Carbonic anhydrase requires zinc Hexokinase requires magnesium Oxido reductase requires NAD NADP Ref : Biochemistry by U. Satyanarayana 3rd edition Pgno : 419 