( ( Most ( `` ( scientific ( '' tests ) ) ) ) ( ( are ( based ( on ( ( ( ( ( grinding up ) tissue ) and ) then ) ( ( examining it ) ( with ( ( ( ( ( a microscope ) , ) spectroscopy ) or ) ( other ( laboratory-based procedures ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (JJS Most)) (NP (`` ``) (JJ scientific) ('' '') (NNS tests))) (VP (VBP are) (VP (VBN based) (PP (IN on) (S (VP (VP (VBG grinding) (PRT (RP up)) (NP (NN tissue))) (CC and) (ADVP (RB then)) (VP (VBG examining) (NP (PRP it)) (PP (IN with) (NP (NP (DT a) (NN microscope)) (, ,) (NP (NN spectroscopy)) (CC or) (NP (JJ other) (JJ laboratory-based) (NNS procedures)))))))))) (. .)))
Most &quot;scientific&quot; tests are based on grinding up tissue and then examining it with a microscope, spectroscopy or other laboratory-based procedures.
(ROOT (S (NP (NN Ground) (NN tissue)) (VP (VBZ makes) (PRT (RP up)) (NP (NP (JJS most)) (PP (IN of) (NP (NP (DT the) (NN inside)) (PP (IN of) (NP (DT a) (NN plant))))))) (. .)))