<prompt> Answer this question truthfullyDuring the synthesis of thyroid hormones, what are the three steps that are catalyzed by thyroid peroxidase?  <response>: <reason> The three steps that are catalyzed by thyroid peroxidase during the synthesis of thyroid hormones are: 1 oxidation of iodide I- to iodine I2, 2 organification of iodine I2 into monoiodotyrosine MIT and diiodotyrosine DIT, and 3 coupling of MIT and DIT to form triiodothyronine T3 and thyroxine T4. 