( Researchers ( ( ( generated ( ( detailed ( life cycles ) ) ( of ( the organisms ) ) ) ) ( ( ( within and ) outside ) ( their ( human hosts ) ) ) ) ; ) )
(ROOT (S (NP (NNS Researchers)) (VP (VBD generated) (NP (NP (JJ detailed) (NN life) (NNS cycles)) (PP (IN of) (NP (DT the) (NNS organisms)))) (PP (IN within) (CC and) (IN outside) (NP (PRP$ their) (JJ human) (NNS hosts)))) (: ;)))
Researchers generated detailed life cycles of the organisms within and outside their human hosts;
(ROOT (S (NP (NNP Life) (NN cycle)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NP (DT the) (NN span)) (PP (IN in) (NP (NP (DT the) (NN life)) (PP (IN of) (NP (NP (DT an) (NN organism)) (PP (IN from) (NP (NP (CD one) (NN generation)) (PP (TO to) (NP (DT the) (JJ next))))))))))))) (. .)))