( Analgesics ( ( Analogous ( ( Of ( ( structures ( -LRB- ( ( ( e.g. , ) ( ( molecules , ) organs ) ) -RRB- ) ) ) ( in ( different species ) ) ) ) ( having ( ( ( similar function ) ( -LRB- ( s -RRB- ) ) ) ( but ( inherited ( from ( different precursors ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Analgesics)) (VP (VBZ Analogous) (S (PP (IN Of) (NP (NP (NP (NNS structures)) (PRN (-LRB- -LRB-) (NP (NNP e.g.)) (, ,) (NP (NP (NNS molecules)) (, ,) (NP (NNS organs))) (-RRB- -RRB-))) (PP (IN in) (NP (JJ different) (NNS species))))) (VP (VBG having) (S (NP (NP (JJ similar) (NN function)) (PRN (-LRB- -LRB-) (PRP s) (-RRB- -RRB-))) (VP (CC but) (VP (VBN inherited) (PP (IN from) (NP (JJ different) (NNS precursors))))))))) (. .)))
Analgesics Analogous Of structures (e.g., molecules, organs) in different species having similar function(s) but inherited from different precursors.
(ROOT (S (NP (DT The) (NN term) (NN analogous)) (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (VB describe) (NP (NP (NNS structures)) (SBAR (WHNP (WDT that)) (S (VP (VBP are) (ADJP (JJ similar) (PP (IN in) (NP (JJ unrelated) (NNS organisms))))))))))))) (. .)))