( It ( ( is ( ( the ( endocrine glands ) ) ( that ( produce ( hormones ( that ( regulate ( ( ( ( the ( body 's ) ) growth ) , ) ( ( ( ( metabolism , ) ( autonomic system ) ) and ) ( sexual ( ( development and ) function ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ is) (NP (NP (DT the) (JJ endocrine) (NNS glands)) (SBAR (WHNP (WDT that)) (S (VP (VBP produce) (NP (NP (NNS hormones)) (SBAR (WHNP (WDT that)) (S (VP (VB regulate) (NP (NP (NP (DT the) (NN body) (POS 's)) (NN growth)) (, ,) (NP (NP (NN metabolism)) (, ,) (NP (JJ autonomic) (NN system)) (CC and) (NP (JJ sexual) (NN development) (CC and) (NN function))))))))))))) (. .)))
It is the endocrine glands that produce hormones that regulate the body's growth, metabolism, autonomic system and sexual development and function.
(ROOT (S (NP (DT The) (JJ endocrine) (NN system)) (VP (VBZ produces) (S (NP (NNS hormones)) (VP (TO to) (VP (VB regulate) (NP (NN growth) (, ,) (NN development) (, ,) (CC and) (NN reproduction)))))) (. .)))
The endocrine system produces hormones to regulate growth, development, and reproduction.