( Also ( , ( they ( ( ( ( ( store ( ( very little ) urea ) ) ( in ( ( their skin ) ( -LRB- ( ( like ( many ( deep ( sea sharks ) ) ) ) -RRB- ) ) ) ) ) but ) ( store ( ( high concentrations ) ( of ( ( trimethylamine oxide ) ( -LRB- ( ( a ( nitrogenous ( waste product ) ) ) -RRB- ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Also)) (, ,) (NP (PRP they)) (VP (VP (VBP store) (NP (ADJP (RB very) (JJ little)) (NN urea)) (PP (IN in) (NP (NP (PRP$ their) (NN skin)) (PRN (-LRB- -LRB-) (PP (IN like) (NP (JJ many) (JJ deep) (NN sea) (NNS sharks))) (-RRB- -RRB-))))) (CC but) (VP (VBP store) (NP (NP (JJ high) (NNS concentrations)) (PP (IN of) (NP (NP (JJ trimethylamine) (NN oxide)) (PRN (-LRB- -LRB-) (NP (DT a) (JJ nitrogenous) (NN waste) (NN product)) (-RRB- -RRB-))))))) (. .)))
Also, they store very little urea in their skin (like many deep sea sharks) but store high concentrations of trimethylamine oxide (a nitrogenous waste product).
(ROOT (S (NP (NNS Animals)) (VP (MD can) (VP (VP (VB transport) (NP (NP (DT the) (NN waste) (NN material)) (VP (VBN known) (PP (IN as) (NP (NP (NN urea)) (PP (IN in) (NP (DT the) (JJ circulatory) (NN system)))))))) (CC and) (VP (VB store) (NP (PRP it)) (ADVP (RB safely)) (PP (IN at) (NP (JJ high) (NNS concentrations)))))) (. .)))