( ( Types ( of ( ( Biochemical ( Reactions ( Exothermic reactions ) ) ) ( in organisms ) ) ) ) ( ( are ( called ( catabolic reactions ) ) ) . ) )
(ROOT (S (NP (NP (NNS Types)) (PP (IN of) (NP (NP (NNP Biochemical) (NNPS Reactions) (NNP Exothermic) (NNS reactions)) (PP (IN in) (NP (NNS organisms)))))) (VP (VBP are) (VP (VBN called) (NP (JJ catabolic) (NNS reactions)))) (. .)))
Types of Biochemical Reactions   Exothermic reactions in organisms are called catabolic reactions.
(ROOT (S (NP (JJ Biochemical) (NNS reactions)) (VP (VBP take) (NP (NP (NN place)) (PP (IN inside) (NP (NP (DT the) (NNS organisms) (POS ')) (NNS cells))))) (. .)))