( ( Like ( animal cells ) ) ( , ( ( these bacteria ) ( ( have ( ( a ( reinforced ( cell membrane ) ) ) ( but ( no ( cell wall ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN Like) (NP (NN animal) (NNS cells))) (, ,) (NP (DT these) (NNS bacteria)) (VP (VBP have) (NP (NP (DT a) (JJ reinforced) (NN cell) (NN membrane)) (PP (CC but) (NP (DT no) (NN cell) (NN wall))))) (. .)))
Like animal cells, these bacteria have a reinforced cell membrane but no cell wall.
(ROOT (S (NP (DT A) (NN cell) (NN wall)) (VP (VBZ is) (RB not) (ADJP (JJ present) (PP (IN in) (NP (NN animal) (NNS cells))))) (. .)))