A large portion of the endocrine system works as a hierarchy with one key endocrine structure that coordinates the action of all the other endocrine structures. Which of the following structures sits at the top of the endocrine hierarchy?

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    thymus
    hypothalamus
    parathyroid
    pituitary
asked May 19, 2013 in Biology by anonymous
    

1 Answer

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hypothalamus
answered May 20, 2013 by Bioshare ~Top Expert~ (34,070 points)

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