( ( Used ( for ( phospholipid ( cell membranes ) ) ) ) . )
(ROOT (S (VP (VBN Used) (PP (IN for) (NP (JJ phospholipid) (NN cell) (NNS membranes)))) (. .)))
Used for phospholipid cell membranes .
(ROOT (S (NP (DT The) (NN cell) (NN membrane)) (VP (VBZ consists) (PP (IN of) (NP (NP (CD two) (JJ adjacent) (NNS layers)) (PP (IN of) (NP (NNS phospholipids)))))) (. .)))