( Digestion ( ( ( converts food ) ( into ( ( a form ) ( that ( can ( be ( ( ( absorbed ( into ( the ( CIRCULATORY SYSTEM ) ) ) ) and ) ( ( distributed ( to tissues ) ) ( throughout ( the body ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Digestion)) (VP (VBZ converts) (NP (NN food)) (PP (IN into) (NP (NP (DT a) (NN form)) (SBAR (WHNP (WDT that)) (S (VP (MD can) (VP (VB be) (VP (VP (VBN absorbed) (PP (IN into) (NP (DT the) (NNP CIRCULATORY) (NNP SYSTEM)))) (CC and) (VP (VBN distributed) (PP (TO to) (NP (NNS tissues))) (PP (IN throughout) (NP (DT the) (NN body)))))))))))) (. .)))
Digestion converts food into a form that can be absorbed into the CIRCULATORY SYSTEM and distributed to tissues throughout the body.
(ROOT (S (NP (NP (DT A) (NN relationship)) (PP (IN between) (NP (CD two) (JJ human) (NN body) (NNS systems)))) (VP (MD could) (VP (VB be) (NP (NP (DT the) (JJ digestive) (NN system)) (SBAR (S (VP (VBZ absorbs) (NP (NP (NNS nutrients)) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (VP (VBN transported) (PP (IN by) (NP (DT the) (JJ circulatory) (NN system)))))))))))))) (. .)))