( ( Once ( bile ( enters ( the gut ) ) ) ) ( , ( ( the ( conjugated ( bile acids ) ) ) ( ( assist ( in ( ( the absorption ) ( of ( dietary fats ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN Once) (S (NP (NN bile)) (VP (VBZ enters) (NP (DT the) (NN gut))))) (, ,) (NP (DT the) (JJ conjugated) (NN bile) (NNS acids)) (VP (VB assist) (PP (IN in) (NP (NP (DT the) (NN absorption)) (PP (IN of) (NP (JJ dietary) (NNS fats)))))) (. .)))
Once bile enters the gut, the conjugated bile acids assist in the absorption of dietary fats.
(ROOT (S (NP (JJ Bile) (NNS salts)) (VP (VBD produced) (PP (IN by) (NP (DT the) (NN liver))) (VP (VB assist) (PP (IN in) (S (VP (VBG breaking) (PRT (RP apart)) (NP (JJ dietary) (NNS fats))))))) (. .)))