( Prokaryotes ( ( are ( organisms ( with ( cells ( that ( have ( ( ( no nucleus ) or ) ( membrane-enclosed organelles ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Prokaryotes)) (VP (VBP are) (NP (NP (NNS organisms)) (PP (IN with) (NP (NP (NNS cells)) (SBAR (WHNP (WDT that)) (S (VP (VBP have) (NP (NP (DT no) (NN nucleus)) (CC or) (NP (JJ membrane-enclosed) (NNS organelles)))))))))) (. .)))
Prokaryotes are organisms with cells that have no nucleus or membrane-enclosed organelles.
(ROOT (S (NP (NP (JJ Prokaryotic) (NNS cells) (POS ')) (NNS organelles)) (ADVP (RB because) (RB not)) (VP (VBD membrane-bound)) (. .)))