( ( Active transport ) ( ( requires ( that ( ( the cell ) ( ( use energy ) ( that ( it ( has ( ( obtained ( from food ) ) ( to ( ( ( move ( the molecules ) ) ( -LRB- ( ( or ( larger particles ) ) -RRB- ) ) ) ( through ( the ( cell membrane ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Active) (NN transport)) (VP (VBZ requires) (SBAR (IN that) (S (NP (DT the) (NN cell)) (VP (VBP use) (NP (NN energy)) (SBAR (IN that) (S (NP (PRP it)) (VP (VBZ has) (VP (VBN obtained) (PP (IN from) (NP (NN food))) (S (VP (TO to) (VP (VB move) (NP (DT the) (NNS molecules)) (PRN (-LRB- -LRB-) (CC or) (FRAG (ADJP (JJR larger)) (ADJP (JJ particles))) (-RRB- -RRB-)) (PP (IN through) (NP (DT the) (NN cell) (NN membrane)))))))))))))) (. .)))
Active transport requires that the cell use energy that it has obtained from food to move the molecules (or larger particles) through the cell membrane.
(ROOT (S (NP (DT The) (NN term) (JJ passive) (NN transport)) (VP (VBZ describes) (NP (DT a) (NN way)) (SBAR (IN that) (S (NP (JJ small) (NNS molecules) (CC or) (NNS ions)) (VP (VBP move) (PP (IN across) (NP (NP (DT the) (NN cell)) (VP (VBN membrane) (PP (IN without) (NP (NP (NN input)) (PP (IN of) (NP (NN energy))))) (PP (IN by) (NP (DT the) (NN cell)))))))))) (. .)))