( ( ( All members ) ( of ( ( the ( ABC family ) ) ( of genes ) ) ) ) ( ( ( ( ( have ( in common ) ) ( ( that ( they ( ( transport ( certain molecules ) ) ( ( ( ( ( ( ( across ( the ( cell membrane ) ) ) , ) either ) into ) or ) out ) ( of ( the cell ) ) ) ) ) ) ( , ( and ( to ( do so ) ) ) ) ) ) , ) ( are ( fueled ( by ( ( a form ) ( of ( ( chemical energy ) ( called ATP ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT All) (NNS members)) (PP (IN of) (NP (NP (DT the) (NNP ABC) (NN family)) (PP (IN of) (NP (NNS genes)))))) (VP (VP (VBP have) (NP (RB in) (JJ common)) (UCP (SBAR (IN that) (S (NP (PRP they)) (VP (VB transport) (NP (JJ certain) (NNS molecules)) (PP (PP (IN across) (NP (DT the) (NN cell) (NN membrane))) (, ,) (CC either) (PP (IN into)) (CC or) (RB out) (PP (IN of) (NP (DT the) (NN cell))))))) (, ,) (CC and) (S (VP (TO to) (VP (VB do) (ADVP (RB so))))))) (, ,) (VP (VBP are) (VP (VBN fueled) (PP (IN by) (NP (NP (DT a) (NN form)) (PP (IN of) (NP (NP (NN chemical) (NN energy)) (VP (VBN called) (NP (NNP ATP)))))))))) (. .)))
All members of the ABC family of genes have in common that they transport certain molecules across the cell membrane, either into or out of the cell, and to do so, are fueled by a form of chemical energy called ATP.
(ROOT (S (NP (PRP You)) (VP (VBP call) (NP (NP (DT the) (NN movement)) (PP (IN of) (NP (NP (NNS molecules)) (PP (IN across) (NP (DT a) (ADJP (JJ membrane) (PP (IN without) (NP (NP (DT the) (NN input)) (PP (IN of) (NP (NN energy)))))) (JJ passive) (NN transport))))))) (. .)))