( ( ( ( The ( first part ) ) ( of ( cellular respiration ) ) ) ( -LRB- ( ( called glycolysis ) -RRB- ) ) ) ( ( ( ( ( requires ( no oxygen ) ) , ) and ) ( ( takes place ) ( not ( ( ( ( ( in ( the mitochondria ) ) , ) but ) out ) ( in ( ( the cytoplasm ) ( of ( the cell ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NP (DT The) (JJ first) (NN part)) (PP (IN of) (NP (JJ cellular) (NN respiration)))) (PRN (-LRB- -LRB-) (VP (VBN called) (NP (NNS glycolysis))) (-RRB- -RRB-))) (VP (VP (VBZ requires) (NP (DT no) (NN oxygen))) (, ,) (CC and) (VP (VBZ takes) (NP (NN place)) (PP (RB not) (PP (IN in) (NP (DT the) (NN mitochondria))) (, ,) (CC but) (RB out) (PP (IN in) (NP (NP (DT the) (NN cytoplasm)) (PP (IN of) (NP (DT the) (NN cell)))))))) (. .)))
The first part of cellular respiration (called glycolysis) requires no oxygen, and takes place not in the mitochondria, but out in the cytoplasm of the cell.
(ROOT (S (NP (NNS Glycolysis)) (VP (VBZ is) (NP (NP (DT the) (JJ first) (NN stage)) (PP (IN of) (NP (JJ cellular) (NN respiration))))) (. .)))