id sid tid token lemma pos pn89d50762n 1 1 one one NUM pn89d50762n 1 2 of of ADP pn89d50762n 1 3 the the DET pn89d50762n 1 4 key key ADJ pn89d50762n 1 5 objectives objective NOUN pn89d50762n 1 6 in in ADP pn89d50762n 1 7 evolutionary evolutionary ADJ pn89d50762n 1 8 biology biology NOUN pn89d50762n 1 9 is be AUX pn89d50762n 1 10 to to PART pn89d50762n 1 11 understand understand VERB pn89d50762n 1 12 the the DET pn89d50762n 1 13 underlying underlie VERB pn89d50762n 1 14 sources source NOUN pn89d50762n 1 15 of of ADP pn89d50762n 1 16 phenotypic phenotypic ADJ pn89d50762n 1 17 variation variation NOUN pn89d50762n 1 18 in in ADP pn89d50762n 1 19 natural natural ADJ pn89d50762n 1 20 populations population NOUN pn89d50762n 1 21 . . PUNCT pn89d50762n 2 1 natural natural ADJ pn89d50762n 2 2 genetic genetic ADJ pn89d50762n 2 3 variation variation NOUN pn89d50762n 2 4 is be AUX pn89d50762n 2 5 essential essential ADJ pn89d50762n 2 6 for for SCONJ pn89d50762n 2 7 organisms organism NOUN pn89d50762n 2 8 to to PART pn89d50762n 2 9 adapt adapt VERB pn89d50762n 2 10 to to ADP pn89d50762n 2 11 their their PRON pn89d50762n 2 12 local local ADJ pn89d50762n 2 13 environment environment NOUN pn89d50762n 2 14 and and CCONJ pn89d50762n 2 15 to to ADP pn89d50762n 2 16 changing change VERB pn89d50762n 2 17 environments environment NOUN pn89d50762n 2 18 . . PUNCT pn89d50762n 3 1 studying study VERB pn89d50762n 3 2 phenotypic phenotypic ADJ pn89d50762n 3 3 and and CCONJ pn89d50762n 3 4 genetic genetic ADJ pn89d50762n 3 5 variation variation NOUN pn89d50762n 3 6 will will AUX pn89d50762n 3 7 enable enable VERB pn89d50762n 3 8 us we PRON pn89d50762n 3 9 to to PART pn89d50762n 3 10 understand understand VERB pn89d50762n 3 11 how how SCONJ pn89d50762n 3 12 natural natural ADJ pn89d50762n 3 13 selection selection NOUN pn89d50762n 3 14 shapes shape VERB pn89d50762n 3 15 genetic genetic ADJ pn89d50762n 3 16 architecture architecture NOUN pn89d50762n 3 17 and and CCONJ pn89d50762n 3 18 phenotypic phenotypic ADJ pn89d50762n 3 19 variation variation NOUN pn89d50762n 3 20 among among ADP pn89d50762n 3 21 natural natural ADJ pn89d50762n 3 22 populations population NOUN pn89d50762n 3 23 . . PUNCT pn89d50762n 4 1 little little ADJ pn89d50762n 4 2 is be AUX pn89d50762n 4 3 known know VERB pn89d50762n 4 4 about about ADP pn89d50762n 4 5 the the DET pn89d50762n 4 6 patterns pattern NOUN pn89d50762n 4 7 of of ADP pn89d50762n 4 8 genetic genetic ADJ pn89d50762n 4 9 variation variation NOUN pn89d50762n 4 10 underlying underlie VERB pn89d50762n 4 11 adaptive adaptive ADJ pn89d50762n 4 12 traits trait NOUN pn89d50762n 4 13 . . PUNCT pn89d50762n 5 1 using use VERB pn89d50762n 5 2 restriction restriction NOUN pn89d50762n 5 3 site site NOUN pn89d50762n 5 4 - - PUNCT pn89d50762n 5 5 associated associate VERB pn89d50762n 5 6 dna dna PROPN pn89d50762n 5 7 sequencing sequence VERB pn89d50762n 5 8 ( ( PUNCT pn89d50762n 5 9 rad rad PROPN pn89d50762n 5 10 - - PUNCT pn89d50762n 5 11 seq seq PROPN pn89d50762n 5 12 ) ) PUNCT pn89d50762n 5 13 , , PUNCT pn89d50762n 5 14 and and CCONJ pn89d50762n 5 15 re re VERB pn89d50762n 5 16 - - ADJ pn89d50762n 5 17 sequencing sequencing ADJ pn89d50762n 5 18 methods method NOUN pn89d50762n 5 19 , , PUNCT pn89d50762n 5 20 i i PRON pn89d50762n 5 21 investigated investigate VERB pn89d50762n 5 22 genome genome NOUN pn89d50762n 5 23 - - PUNCT pn89d50762n 5 24 wide wide ADJ pn89d50762n 5 25 patterns pattern NOUN pn89d50762n 5 26 of of ADP pn89d50762n 5 27 genetic genetic ADJ pn89d50762n 5 28 variation variation NOUN pn89d50762n 5 29 in in ADP pn89d50762n 5 30 between between ADP pn89d50762n 5 31 and and CCONJ pn89d50762n 5 32 within within ADP pn89d50762n 5 33 populations population NOUN pn89d50762n 5 34 of of ADP pn89d50762n 5 35 the the DET pn89d50762n 5 36 freshwater freshwater NOUN pn89d50762n 5 37 zooplankton zooplankton PROPN pn89d50762n 5 38 daphnia daphnia PROPN pn89d50762n 5 39 pulex pulex PROPN pn89d50762n 5 40 . . PUNCT pn89d50762n 6 1 daphnia daphnia PROPN pn89d50762n 6 2 makes make VERB pn89d50762n 6 3 an an DET pn89d50762n 6 4 ideal ideal ADJ pn89d50762n 6 5 organism organism NOUN pn89d50762n 6 6 to to PART pn89d50762n 6 7 study study VERB pn89d50762n 6 8 the the DET pn89d50762n 6 9 relationship relationship NOUN pn89d50762n 6 10 between between ADP pn89d50762n 6 11 phenotypic phenotypic ADJ pn89d50762n 6 12 and and CCONJ pn89d50762n 6 13 genetic genetic ADJ pn89d50762n 6 14 variation variation NOUN pn89d50762n 6 15 because because SCONJ pn89d50762n 6 16 it it PRON pn89d50762n 6 17 has have AUX pn89d50762n 6 18 been be AUX pn89d50762n 6 19 used use VERB pn89d50762n 6 20 as as ADP pn89d50762n 6 21 a a DET pn89d50762n 6 22 model model NOUN pn89d50762n 6 23 system system NOUN pn89d50762n 6 24 for for ADP pn89d50762n 6 25 ecology ecology NOUN pn89d50762n 6 26 and and CCONJ pn89d50762n 6 27 quantitative quantitative ADJ pn89d50762n 6 28 genetics genetic NOUN pn89d50762n 6 29 for for ADP pn89d50762n 6 30 decades decade NOUN pn89d50762n 6 31 . . PUNCT pn89d50762n 7 1 the the DET pn89d50762n 7 2 availability availability NOUN pn89d50762n 7 3 of of ADP pn89d50762n 7 4 a a DET pn89d50762n 7 5 complete complete ADJ pn89d50762n 7 6 reference reference NOUN pn89d50762n 7 7 genome genome NOUN pn89d50762n 7 8 , , PUNCT pn89d50762n 7 9 our our PRON pn89d50762n 7 10 genomic genomic NOUN pn89d50762n 7 11 data datum NOUN pn89d50762n 7 12 combined combine VERB pn89d50762n 7 13 with with ADP pn89d50762n 7 14 phenotypic phenotypic ADJ pn89d50762n 7 15 data datum NOUN pn89d50762n 7 16 will will AUX pn89d50762n 7 17 increase increase VERB pn89d50762n 7 18 our our PRON pn89d50762n 7 19 understanding understanding NOUN pn89d50762n 7 20 of of ADP pn89d50762n 7 21 the the DET pn89d50762n 7 22 complex complex ADJ pn89d50762n 7 23 interaction interaction NOUN pn89d50762n 7 24 between between ADP pn89d50762n 7 25 genomic genomic ADJ pn89d50762n 7 26 structure structure NOUN pn89d50762n 7 27 and and CCONJ pn89d50762n 7 28 phenotypic phenotypic ADJ pn89d50762n 7 29 variance variance NOUN pn89d50762n 7 30 . . PUNCT pn89d50762n 8 1 in in ADP pn89d50762n 8 2 this this DET pn89d50762n 8 3 study study NOUN pn89d50762n 8 4 i i PRON pn89d50762n 8 5 used use VERB pn89d50762n 8 6 a a DET pn89d50762n 8 7 combination combination NOUN pn89d50762n 8 8 of of ADP pn89d50762n 8 9 phenotypic phenotypic ADJ pn89d50762n 8 10 data datum NOUN pn89d50762n 8 11 from from ADP pn89d50762n 8 12 a a DET pn89d50762n 8 13 common common ADJ pn89d50762n 8 14 - - PUNCT pn89d50762n 8 15 garden garden NOUN pn89d50762n 8 16 life life NOUN pn89d50762n 8 17 - - PUNCT pn89d50762n 8 18 history history NOUN pn89d50762n 8 19 assay assay NOUN pn89d50762n 8 20 and and CCONJ pn89d50762n 8 21 snps snps PROPN pn89d50762n 8 22 derived derive VERB pn89d50762n 8 23 from from ADP pn89d50762n 8 24 rad rad PROPN pn89d50762n 8 25 - - PUNCT pn89d50762n 8 26 seq seq PROPN pn89d50762n 8 27 and and CCONJ pn89d50762n 8 28 re re ADJ pn89d50762n 8 29 - - ADJ pn89d50762n 8 30 sequencing sequencing ADJ pn89d50762n 8 31 data datum NOUN pn89d50762n 8 32 to to PART pn89d50762n 8 33 examine examine VERB pn89d50762n 8 34 populations population NOUN pn89d50762n 8 35 of of ADP pn89d50762n 8 36 daphnia daphnia PROPN pn89d50762n 8 37 pulex pulex PROPN pn89d50762n 8 38 for for ADP pn89d50762n 8 39 genome genome NOUN pn89d50762n 8 40 - - PUNCT pn89d50762n 8 41 wide wide ADJ pn89d50762n 8 42 analysis analysis NOUN pn89d50762n 8 43 . . PUNCT