( ( ( ( Prokaryotes , ) ( such ( as bacteria ) ) ) , ) ( ( are ( ( single-cell organisms ) ( with ( no ( nuclear membranes ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Prokaryotes)) (, ,) (PP (JJ such) (IN as) (NP (NNS bacteria))) (, ,)) (VP (VBP are) (NP (NP (JJ single-cell) (NNS organisms)) (PP (IN with) (NP (DT no) (JJ nuclear) (NNS membranes))))) (. .)))
Prokaryotes, such as bacteria, are single-cell organisms with no nuclear membranes.
(ROOT (S (NP (DT A) (JJ single-celled) (NN prokaryotic)) (VP (VBZ is) (NP (DT a) (NNS bacteria))) (. .)))