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Question
Which statement is not true about thyroxin?
Options
Iron is essential for the synthesis of thyroxin
It regulates carbohydrates, protein and fat metabolism in the body
Thyroid gland requires iodine to synthesize thyroxin
Thyroxin is also called thyroid hormone
Solution
Iron is essential for the synthesis of thyroxin
Explanation -
Thyroxine is a hormone secreted by the thyroid gland. It is carried around the body in the bloodstream. Iodine is necessary for the production of T3 and T4 (thyroid hormones). It also regulates the rate of metabolism.
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