( ( Anaerobic fermentation ) ( ( ( ( ( breaks down ) ( ( ( glucose ( -LRB- ( sugar -RRB- ) ) ) ( just ( like ( aerobic respiration ) ) ) ) ( -LRB- ( ( which ( requires oxygen ) ) -RRB- ) ) ) ) but ) ( ( does not ) ( need oxygen ) ) ) . ) )
(ROOT (S (NP (JJ Anaerobic) (NN fermentation)) (VP (VP (VBZ breaks) (PRT (RP down)) (NP (NP (NP (NN glucose)) (PRN (-LRB- -LRB-) (NP (NN sugar)) (-RRB- -RRB-))) (PP (RB just) (IN like) (NP (JJ aerobic) (NN respiration))) (PRN (-LRB- -LRB-) (SBAR (WHNP (WDT which)) (S (VP (VBZ requires) (NP (NN oxygen))))) (-RRB- -RRB-)))) (CC but) (VP (VBZ does) (RB not) (VP (VB need) (NP (NN oxygen))))) (. .)))
Anaerobic fermentation breaks down glucose (sugar) just like aerobic respiration (which requires oxygen) but does not need oxygen.
(ROOT (S (NP (NNP Fermentation)) (VP (VBZ does) (RB not) (VP (VB use) (NP (NN oxygen)))) (. .)))