( ( These signals ) ( ( trigger ( ( ( specific ( gene ( expression patterns ) ) ) and ) ( ( ( a ( complex network ) ) ( of ( biochemical reactions ) ) ) ( that ( determine ( how ( ( ( ( the cell ) and ) ( the organism ) ) ( respond ( to ( the signal ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT These) (NNS signals)) (VP (VBP trigger) (NP (NP (JJ specific) (NN gene) (NN expression) (NNS patterns)) (CC and) (NP (NP (DT a) (JJ complex) (NN network)) (PP (IN of) (NP (JJ biochemical) (NNS reactions))) (SBAR (WHNP (WDT that)) (S (VP (VBP determine) (SBAR (WHADVP (WRB how)) (S (NP (NP (DT the) (NN cell)) (CC and) (NP (DT the) (NN organism))) (VP (VB respond) (PP (TO to) (NP (DT the) (NN signal)))))))))))) (. .)))
These signals trigger specific gene expression patterns and a complex network of biochemical reactions that determine how the cell and the organism respond to the signal.
(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))))) (. .)))