Multiple choice

Thyroxin ____.

  1. contains iodine

  2. does not contain iodine

  3. inhibits the synthesis of iodine compounds in the body

  4. stimulates the synthesis of iodine compounds in the body
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A Correct answer
Explanation

Thyroxine is an iodinated hormone - it contains iodine atoms in its molecular structure. This is why iodine is essential for thyroid function. Thyroxine does not inhibit or stimulate iodine compound synthesis in the body.

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