Which one is NOT a mode of action of hormones on their target cell? A. a hormone may stimulate the synthesis of an enzyme in the target cell. B. a hormone may activate an enzyme by altering its shape. C. a hormone may deactivate an enzyme by altering its structure. D. some hormones are enzymes that promote a chemical reaction in a cell.
Option D . Some hormones are enzymes that promote a chemical reaction in a cell is a wrong statement and not a mode of action of hormones because hormone are not an enzyme instead of it they cause enzymes to be formed.