( ( Nucleotides ( in DNA ) ) ( ( are ( composed ( of ( ( a nitrogen ) ( containing ( ( ( ( ( base , ) ( ( a ( 5-carbon sugar ) ) ( -LRB- ( deoxyribose -RRB- ) ) ) ) , ) and ) ( phosphate groups ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Nucleotides)) (PP (IN in) (NP (NNP DNA)))) (VP (VBP are) (VP (VBN composed) (PP (IN of) (NP (NP (DT a) (NN nitrogen)) (VP (VBG containing) (NP (NP (NN base)) (, ,) (NP (NP (DT a) (JJ 5-carbon) (NN sugar)) (PRN (-LRB- -LRB-) (NP (NN deoxyribose)) (-RRB- -RRB-))) (, ,) (CC and) (NP (JJ phosphate) (NNS groups)))))))) (. .)))
Nucleotides in DNA are composed of a nitrogen containing base, a 5-carbon sugar (deoxyribose), and phosphate groups.
(ROOT (S (NP (NP (DT The) (NN base)) (PP (IN of) (NP (NP (DT a) (NN nucleotide)) (PP (IN within) (NP (NN dna)))))) (VP (VBZ consists) (PP (IN of) (NP (NN nitrogen)))) (. .)))