Which hormone act by crossing cell membrane –
Correct Answer: Thyroxine
Description: Ans. A. ThyroxineIntracellular receptors are transcription factors that have binding sites for the hormone (ligand) and for DNA and function as ligand (hormone)-regulated transcription factors.Steroid hormones and the steroid derivative vitamin D3 fulfill this requirement.Thyroid hormones must be actively transpoed into the cell.
Category:
Physiology
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