( ( Why ( ( Living Things ) ( ( Need Energy ) ( Inside ( ( every cell ) ( of ( all ( living things ) ) ) ) ) ) ) ) ( , ( energy ( ( is ( needed ( to ( ( carry out ) ( life processes ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (WHADVP (WRB Why)) (S (NP (VBG Living) (NNS Things)) (VP (VBD Need) (NP (NNP Energy)) (PP (IN Inside) (NP (NP (DT every) (NN cell)) (PP (IN of) (NP (DT all) (VBG living) (NNS things)))))))) (, ,) (NP (NN energy)) (VP (VBZ is) (VP (VBN needed) (S (VP (TO to) (VP (VB carry) (PRT (RP out)) (NP (NN life) (NNS processes))))))) (. .)))
Why Living Things Need Energy   Inside every cell of all living things, energy is needed to carry out life processes.
(ROOT (S (NP (DT All) (NNS cells)) (VP (VBP share) (NP (DT the) (NN characteristic)) (SBAR (IN that) (S (NP (PRP they)) (VP (VBP need) (NP (NN energy)))))) (. .)))
All cells share the characteristic that they need energy.