Iodine is primarily important in the biochemical synthesis of______________?
Correct answer: B. Thyroxine
- A. ACTH
- B. Thyroxine
- C. Adrenaline
- D. Calcitonin
Explanation
Iodine is incorporated into tyrosine residues during synthesis of thyroid hormones, especially thyroxine (T4). The other options are peptide or catecholamine hormones and do not require iodine.
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