( ( prokaryote ( ( A ( ( cell or ) organism ) ) ( ( lacking ( ( ( a ( unit ( membrane-bound ( ( -LRB- ( true -RRB- ) ) ( nucleus ( and ( other organelles ) ) ) ) ) ) ) , ) ( usually ( having ( its DNA ) ) ) ) ) ( in ( a ( single ( circular molecule ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB prokaryote) (NP (NP (DT A) (NN cell) (CC or) (NN organism)) (VP (VBG lacking) (NP (NP (DT a) (NN unit) (JJ membrane-bound) (PRN (-LRB- -LRB-) (ADJP (JJ true)) (-RRB- -RRB-)) (NN nucleus) (CC and) (JJ other) (NNS organelles)) (, ,) (VP (ADVP (RB usually)) (VBG having) (NP (PRP$ its) (NN DNA)))) (PP (IN in) (NP (DT a) (JJ single) (JJ circular) (NN molecule)))))) (. .)))
prokaryote A cell or organism lacking a unit membrane-bound (true) nucleus and other organelles , usually having its DNA in a single circular molecule.
(ROOT (S (NP (NNS Prokaryotes)) (VP (VBP are) (NP (NP (JJ single-celled) (CC or) (JJ colonial) (NNS organisms)) (SBAR (WHNP (WDT that)) (S (VP (VBP do) (RB not) (VP (VB have) (VP (VBN membranebound) (NP (NNS nuclei))))))))) (. .)))