Thyroid Hormone Contains the Mineral

Question

Thyroid hormone contains the mineral
A) sodium.
B) thallium.
C) iron.
D) iodine.
E) zinc.

Accepted Answer

Thyroid hormone contains significant amounts of iodine, which is essential for its production. Iodine is necessary for the synthesis of the thyroid hormones T3 (triiodothyronine) and T4 (thyroxine). The other options, sodium, thallium, iron, and zinc, are not essential components of thyroid hormone.