( ( ( The ( 3 ( long chain ) ) ) ( polyunsaturated ( fatty acid ) ) ) ( , ( DHA ( ( ( ( is ( one ( of ( ( the ( ( most unsaturated ) ( fatty acids ) ) ) ( in ( the ( human body ) ) ) ) ) ) ) and ) ( ( is ( highly enriched ) ) ( in ( ( membrane lipids ) ( of ( rod photoreceptors ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (NP (DT The) (CD 3) (JJ long) (NN chain)) (VP (VBD polyunsaturated) (NP (JJ fatty) (NN acid)))) (, ,) (NP (NNP DHA)) (VP (VP (VBZ is) (NP (NP (CD one)) (PP (IN of) (NP (NP (DT the) (ADJP (RBS most) (JJ unsaturated)) (JJ fatty) (NNS acids)) (PP (IN in) (NP (DT the) (JJ human) (NN body))))))) (CC and) (VP (VBZ is) (ADJP (RB highly) (JJ enriched)) (PP (IN in) (NP (NP (JJ membrane) (NNS lipids)) (PP (IN of) (NP (NN rod) (NNS photoreceptors))))))) (. .)))
The 3 long chain polyunsaturated fatty acid, DHA is one of the most unsaturated fatty acids in the human body and is highly enriched in membrane lipids of rod photoreceptors.
(ROOT (S (NP (JJ Unsaturated) (NN fatty) (NNS acids)) (VP (VBP have) (NP (NN bent) (NNS chains))) (. .)))
Unsaturated fatty acids have bent chains.