In order for the thyroid gland to produce thyroxine
(A) iodine must be available
(B) carbohydrate molecules must be available
(C) calcium levels must be low
(D) iron levels must be low
Answer: A
In order for the thyroid gland to produce thyroxine
(A) iodine must be available
(B) carbohydrate molecules must be available
(C) calcium levels must be low
(D) iron levels must be low
Answer: A