( ( ( ( PASSIVE Transport ) - ) ( ( molecules move ) ( ( ( from ( and ( area ( of ( ( ( ( high concentration ) ( to ( low concentration ) ) ) ( - ( ( ( no ( energy input ) ) required ) - ) ) ) unaided ) ) ) ) ) or ) ( with ( ( the help ) ( of ( a ( specialised ( protein carrier ) ) ) ) ) ) ) ) ) . )
(ROOT (NP (NP (NNP PASSIVE) (NNP Transport)) (: -) (NP (NP (NNS molecules) (NN move)) (PP (PP (IN from) (VP (CC and) (NP (NN area)) (PP (IN of) (NP (NP (NP (JJ high) (NN concentration)) (PP (TO to) (NP (JJ low) (NN concentration)))) (PRN (: -) (NP (NP (DT no) (NN energy) (NN input)) (VP (VBN required))) (: -)) (VP (VBN unaided)))))) (CC or) (PP (IN with) (NP (NP (DT the) (NN help)) (PP (IN of) (NP (DT a) (JJ specialised) (NN protein) (NN carrier))))))) (. .)))
PASSIVE Transport - molecules move from and area of high concentration to low concentration - no energy input required - unaided or with the help of a specialised protein carrier.
(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))))))) (. .)))