What does the body use iodine for? what kind of transport is necessary to transport this molecule into a cell?

Iodine is a mineral which is present in the food such as diary products, sea foods, fruits, vegetables, and iodized salts. Body needs iodine to synthesize thyroid hormones, and these hormones helping in the control body metabolism, and other functions. Thyroid hormone is also playing an important role in brain, and bone development during infancy.

Thyroid gland have ability to transport iodide (concentrate) from blood which is required for produced thyroid hormones. In this process sodium-iodide symporter is playing the key role to transport iodine molecules into the cell.

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