( ( ( Diffusion Powered ) ( by ( ( random movement ) ( of ( molecules ( in ( a ( solution ( Net movement ) ) ) ) ) ) ) ) ) ( ( ( is ( from ( regions ( of ( high concentration ) ) ) ) ) ( to low ) ) . ) )
(ROOT (S (NP (NP (NNP Diffusion) (NNP Powered)) (PP (IN by) (NP (NP (JJ random) (NN movement)) (PP (IN of) (NP (NP (NNS molecules)) (PP (IN in) (NP (DT a) (NN solution) (NN Net) (NN movement)))))))) (VP (VBZ is) (PP (IN from) (NP (NP (NNS regions)) (PP (IN of) (NP (JJ high) (NN concentration))))) (PP (TO to) (ADJP (JJ low)))) (. .)))
Diffusion Powered by random movement of molecules in a solution Net movement is from regions of high concentration to low.
(ROOT (S (NP (NNP Diffusion)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NP (DT the) (NN movement)) (PP (IN of) (NP (NP (NNS molecules)) (PP (IN from) (NP (NP (DT an) (NN area)) (PP (IN of) (NP (NP (JJ high) (NN concentration)) (PP (TO to) (NP (NP (DT an) (NN area)) (PP (IN of) (NP (JJ low) (NN concentration))))))))))))))) (. .)))