( ( ( The energy ) ( released ( in respiration ) ) ) ( ( ( ( is ( used ( to ( keep ( ( the cell ) alive ) ) ) ) ) or ) ( is ( stored ( for ( ( later use ) ( in ( chemical processes ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN energy)) (VP (VBN released) (PP (IN in) (NP (NN respiration))))) (VP (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (VB keep) (S (NP (DT the) (NN cell)) (ADJP (JJ alive)))))))) (CC or) (VP (VBZ is) (VP (VBN stored) (PP (IN for) (NP (NP (RB later) (NN use)) (PP (IN in) (NP (NN chemical) (NNS processes)))))))) (. .)))
The energy released in respiration is used to keep the cell alive or is stored for later use in chemical processes.
(ROOT (S (PP (IN As) (NP (NP (DT a) (NN result)) (PP (IN of) (NP (JJ cellular) (NN respiration))))) (, ,) (NP (NP (NN energy)) (PP (IN for) (NP (NN cell) (NNS processes)))) (VP (VBZ is) (VP (VBN released))) (. .)))