( ( ( Describe ( ( the ( metabolic response ) ) ( of ( an endotherm ) ) ) ) ( to ( changes ( in ( environmental temperature ) ) ) ) ) . )
(ROOT (S (VP (VB Describe) (NP (NP (DT the) (JJ metabolic) (NN response)) (PP (IN of) (NP (DT an) (NN endotherm)))) (PP (TO to) (NP (NP (NNS changes)) (PP (IN in) (NP (JJ environmental) (NN temperature)))))) (. .)))
Describe the metabolic response of an endotherm to changes in environmental temperature.
(ROOT (S (NP (NNS Endotherms)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NP (NNS organisms)) (SBAR (WHNP (WDT that)) (S (VP (MD can) (VP (VB maintain) (NP (DT a) (JJ stable) (NN body) (NN temperature)) (ADVP (RB even)) (PP (IN in) (NP (NP (DT the) (NN face)) (PP (IN of) (NP (NP (JJ large) (NNS fluctuations)) (PP (IN in) (NP (DT the) (JJ environmental) (NN temperature))))))))))))))) (. .)))