( ( Pathogens Pathogens ) ( ( are ( ( ( disease-causing organisms ) , ) ( such ( as ( ( ( ( ( ( certain bacteria ) , ) viruses ) , ) and ) parasites ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Pathogens) (NNP Pathogens)) (VP (VBP are) (NP (NP (JJ disease-causing) (NNS organisms)) (, ,) (PP (JJ such) (IN as) (NP (NP (JJ certain) (NNS bacteria)) (, ,) (NP (NNS viruses)) (, ,) (CC and) (NP (NNS parasites)))))) (. .)))
Pathogens Pathogens are disease-causing organisms, such as certain bacteria, viruses, and parasites.
(ROOT (S (NP (NNS Pathogens)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (JJ disease-causing) (NNS agents))) (, ,) (PP (JJ such) (IN as) (NP (NNS bacteria) (CC and) (NNS viruses))))) (. .)))