( ( ( The source ) ( of ( energy ( for ( transport ( of ( ( those molecules ) ( across ( the ( outer membrane ) ) ) ) ) ) ) ) ) ) ( ( ( ( ( is , ) surprisingly ) , ) ( the ( cytoplasmic membrane ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN source)) (PP (IN of) (NP (NP (NN energy)) (PP (IN for) (NP (NP (NN transport)) (PP (IN of) (NP (NP (DT those) (NNS molecules)) (PP (IN across) (NP (DT the) (JJ outer) (NN membrane)))))))))) (VP (VBZ is) (, ,) (ADVP (RB surprisingly)) (, ,) (NP (DT the) (JJ cytoplasmic) (NN membrane))) (. .)))
The source of energy for transport of those molecules across the outer membrane is, surprisingly, the cytoplasmic membrane.
(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))))))) (. .)))