( ( Diffusion Diffusion ) ( ( ( is ( the effect ) ) ( that ( ( ( the ( random movement ) ) ( of molecules ) ) ( have ( that ( ( causes ( ( the movement ) ( of ( molecules ( from ( ( a region ) ( of ( high concentration ) ) ) ) ) ) ) ) ( to ( low concentration ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Diffusion) (NNP Diffusion)) (VP (VBZ is) (NP (DT the) (NN effect)) (SBAR (IN that) (S (NP (NP (DT the) (JJ random) (NN movement)) (PP (IN of) (NP (NNS molecules)))) (VP (VBP have) (NP (NP (DT that)) (SBAR (S (VP (VBZ causes) (NP (NP (DT the) (NN movement)) (PP (IN of) (NP (NP (NNS molecules)) (PP (IN from) (NP (NP (DT a) (NN region)) (PP (IN of) (NP (JJ high) (NN concentration)))))))) (PP (TO to) (NP (JJ low) (NN concentration))))))))))) (. .)))
Diffusion Diffusion is the effect that the random movement of molecules have that causes the movement of molecules from a region of high concentration to low concentration.
(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))))))))))))))) (. .)))