![The hormones thyroxine and tri-iodothyronine contain which element?](https://www.gkseries.com/blog/wp-content/uploads/2022/02/The-hormones-thyroxine-and-tri-iodothyronine-contain-which-element.png)
Q. The hormones thyroxine and tri-iodothyronine contain which element?
A. cobalt
B. iron
C. iodine
D. manganese
Answer: iodine
A. cobalt
B. iron
C. iodine
D. manganese
Answer: iodine
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