( ( Size ( Cell ( walls ( Cytoplasmic ( membrane ( Nucleus ( and ( other ( organelles ( Nucleic acids ) ) ) ) ) ) ) ) ) ) ( ( Reproduction ( ( Environmental niches ) ( ( Describe ( the ( principle structures ) ) ) ( in ( a ( prokaryotic cell ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Size) (NNP Cell) (NNP walls) (NNP Cytoplasmic) (NNP membrane) (NNPS Nucleus) (CC and) (JJ other) (JJ organelles) (NNP Nucleic) (NNS acids)) (VP (VBZ Reproduction) (S (NP (JJ Environmental) (NNS niches)) (VP (VB Describe) (NP (DT the) (NN principle) (NNS structures)) (PP (IN in) (NP (DT a) (JJ prokaryotic) (NN cell)))))) (. .)))
Size Cell walls Cytoplasmic membrane Nucleus and other organelles Nucleic acids Reproduction Environmental niches Describe the principle structures in a prokaryotic cell.
(ROOT (S (NP (JJ Prokaryotic) (NNS cells)) (VP (VBP have) (NP (NP (DT a) (NN cell) (NN wall)) (PP (IN outside) (NP (PRP$ their) (NN plasma) (NN membrane))))) (. .)))