( ( Additional enzymes ) ( ( are ( needed ( to ( generate ( ( ( the ( longer ( chain ( fatty acids ) ) ) ) and ) ( ( unsaturated acids ) ( commonly ( found ( in ( ( triacylglycerols and ) phospholipids ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Additional) (NNS enzymes)) (VP (VBP are) (VP (VBN needed) (S (VP (TO to) (VP (VB generate) (NP (NP (DT the) (JJR longer) (NN chain) (NN fatty) (NNS acids)) (CC and) (NP (NP (JJ unsaturated) (NNS acids)) (VP (ADVP (RB commonly)) (VBN found) (PP (IN in) (NP (NNS triacylglycerols) (CC and) (NNS phospholipids))))))))))) (. .)))
Additional enzymes are needed to generate the longer chain fatty acids and unsaturated acids commonly found in triacylglycerols and phospholipids.
(ROOT (S (NP (JJ Unsaturated) (NN fatty) (NNS acids)) (VP (VBP have) (NP (NN bent) (NNS chains))) (. .)))
Unsaturated fatty acids have bent chains.