( 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) (NP (NP (JJS most)) (PP (IN of) (NP (NP (DT the) (NNS hormones)) (SBAR (WHNP (WDT that)) (S (VP (VB regulate) (NP (NN body) (NNS functions))))))))) (. .)))
The endocrine system produces most of the hormones that regulate body functions.