id sid tid token lemma pos w9504x54269 1 1 as as ADP w9504x54269 1 2 scientists scientist NOUN w9504x54269 1 3 , , PUNCT w9504x54269 1 4 we we PRON w9504x54269 1 5 do do AUX w9504x54269 1 6 n't not PART w9504x54269 1 7 often often ADV w9504x54269 1 8 have have VERB w9504x54269 1 9 the the DET w9504x54269 1 10 opportunity opportunity NOUN w9504x54269 1 11 to to PART w9504x54269 1 12 observe observe VERB w9504x54269 1 13 the the DET w9504x54269 1 14 early early ADJ w9504x54269 1 15 stages stage NOUN w9504x54269 1 16 of of ADP w9504x54269 1 17 a a DET w9504x54269 1 18 biological biological ADJ w9504x54269 1 19 introduction introduction NOUN w9504x54269 1 20 and and CCONJ w9504x54269 1 21 even even ADV w9504x54269 1 22 more more ADV w9504x54269 1 23 rare rare ADJ w9504x54269 1 24 to to PART w9504x54269 1 25 witness witness VERB w9504x54269 1 26 the the DET w9504x54269 1 27 beginnings beginning NOUN w9504x54269 1 28 of of ADP w9504x54269 1 29 a a DET w9504x54269 1 30 speciation speciation NOUN w9504x54269 1 31 event event NOUN w9504x54269 1 32 . . PUNCT w9504x54269 2 1 however however ADV w9504x54269 2 2 , , PUNCT w9504x54269 2 3 the the DET w9504x54269 2 4 discovery discovery NOUN w9504x54269 2 5 of of ADP w9504x54269 2 6 the the DET w9504x54269 2 7 apple apple NOUN w9504x54269 2 8 maggot maggot NOUN w9504x54269 2 9 , , PUNCT w9504x54269 2 10 rhagoletis rhagoletis PROPN w9504x54269 2 11 pomonella pomonella PROPN w9504x54269 2 12 , , PUNCT w9504x54269 2 13 in in ADP w9504x54269 2 14 the the DET w9504x54269 2 15 western western ADJ w9504x54269 2 16 us we PRON w9504x54269 2 17 offers offer VERB w9504x54269 2 18 a a DET w9504x54269 2 19 unique unique ADJ w9504x54269 2 20 opportunity opportunity NOUN w9504x54269 2 21 to to PART w9504x54269 2 22 study study VERB w9504x54269 2 23 both both PRON w9504x54269 2 24 of of ADP w9504x54269 2 25 these these DET w9504x54269 2 26 events event NOUN w9504x54269 2 27 in in ADP w9504x54269 2 28 an an DET w9504x54269 2 29 agriculturally agriculturally ADV w9504x54269 2 30 and and CCONJ w9504x54269 2 31 economically economically ADV w9504x54269 2 32 important important ADJ w9504x54269 2 33 system system NOUN w9504x54269 2 34 that that PRON w9504x54269 2 35 is be AUX w9504x54269 2 36 well well ADV w9504x54269 2 37 known know VERB w9504x54269 2 38 as as ADP w9504x54269 2 39 the the DET w9504x54269 2 40 model model NOUN w9504x54269 2 41 for for ADP w9504x54269 2 42 the the DET w9504x54269 2 43 study study NOUN w9504x54269 2 44 of of ADP w9504x54269 2 45 incipient incipient ADJ w9504x54269 2 46 sympatric sympatric ADJ w9504x54269 2 47 speciation speciation NOUN w9504x54269 2 48 . . PUNCT w9504x54269 3 1 its its PRON w9504x54269 3 2 recently recently ADV w9504x54269 3 3 observed observe VERB w9504x54269 3 4 introduction introduction NOUN w9504x54269 3 5 to to ADP w9504x54269 3 6 the the DET w9504x54269 3 7 western western PROPN w9504x54269 3 8 united united PROPN w9504x54269 3 9 states states PROPN w9504x54269 3 10 allows allow VERB w9504x54269 3 11 for for ADP w9504x54269 3 12 the the DET w9504x54269 3 13 testing testing NOUN w9504x54269 3 14 of of ADP w9504x54269 3 15 hypotheses hypothesis NOUN w9504x54269 3 16 regarding regard VERB w9504x54269 3 17 the the DET w9504x54269 3 18 origins origin NOUN w9504x54269 3 19 of of ADP w9504x54269 3 20 western western ADJ w9504x54269 3 21 populations population NOUN w9504x54269 3 22 . . PUNCT w9504x54269 4 1 in in ADP w9504x54269 4 2 addition addition NOUN w9504x54269 4 3 , , PUNCT w9504x54269 4 4 discovery discovery NOUN w9504x54269 4 5 of of ADP w9504x54269 4 6 its its PRON w9504x54269 4 7 attack attack NOUN w9504x54269 4 8 on on ADP w9504x54269 4 9 native native ADJ w9504x54269 4 10 black black ADJ w9504x54269 4 11 hawthorns hawthorn NOUN w9504x54269 4 12 ( ( PUNCT w9504x54269 4 13 crataegus crataegus NOUN w9504x54269 4 14 douglasii douglasii PROPN w9504x54269 4 15 ) ) PUNCT w9504x54269 4 16 and and CCONJ w9504x54269 4 17 invasive invasive ADJ w9504x54269 4 18 ornamental ornamental ADJ w9504x54269 4 19 hawthorns hawthorn NOUN w9504x54269 4 20 ( ( PUNCT w9504x54269 4 21 c. c. PROPN w9504x54269 4 22 monogyna monogyna PROPN w9504x54269 4 23 ) ) PUNCT w9504x54269 4 24 are be AUX w9504x54269 4 25 relevant relevant ADJ w9504x54269 4 26 to to ADP w9504x54269 4 27 studies study NOUN w9504x54269 4 28 on on ADP w9504x54269 4 29 sympatric sympatric ADJ w9504x54269 4 30 host host NOUN w9504x54269 4 31 shifts shift NOUN w9504x54269 4 32 of of ADP w9504x54269 4 33 phytophagous phytophagous ADJ w9504x54269 4 34 insects insect NOUN w9504x54269 4 35 as as ADP w9504x54269 4 36 a a DET w9504x54269 4 37 result result NOUN w9504x54269 4 38 of of ADP w9504x54269 4 39 divergent divergent ADJ w9504x54269 4 40 selection selection NOUN w9504x54269 4 41 . . PUNCT w9504x54269 5 1 the the DET w9504x54269 5 2 goal goal NOUN w9504x54269 5 3 of of ADP w9504x54269 5 4 my my PRON w9504x54269 5 5 dissertation dissertation NOUN w9504x54269 5 6 was be AUX w9504x54269 5 7 to to PART w9504x54269 5 8 test test VERB w9504x54269 5 9 for for ADP w9504x54269 5 10 evidence evidence NOUN w9504x54269 5 11 supporting support VERB w9504x54269 5 12 the the DET w9504x54269 5 13 hypothesis hypothesis NOUN w9504x54269 5 14 that that SCONJ w9504x54269 5 15 populations population NOUN w9504x54269 5 16 of of ADP w9504x54269 5 17 r. r. PROPN w9504x54269 5 18 pomonella pomonella PROPN w9504x54269 5 19 in in ADP w9504x54269 5 20 the the DET w9504x54269 5 21 west west NOUN w9504x54269 5 22 and and CCONJ w9504x54269 5 23 mountain mountain NOUN w9504x54269 5 24 west west NOUN w9504x54269 5 25 in in ADP w9504x54269 5 26 the the DET w9504x54269 5 27 united united PROPN w9504x54269 5 28 states states PROPN w9504x54269 5 29 are be AUX w9504x54269 5 30 the the DET w9504x54269 5 31 result result NOUN w9504x54269 5 32 of of ADP w9504x54269 5 33 a a DET w9504x54269 5 34 recent recent ADJ w9504x54269 5 35 introduction introduction NOUN w9504x54269 5 36 and and CCONJ w9504x54269 5 37 are be AUX w9504x54269 5 38 not not PART w9504x54269 5 39 native native ADJ w9504x54269 5 40 , , PUNCT w9504x54269 5 41 to to PART w9504x54269 5 42 test test VERB w9504x54269 5 43 for for ADP w9504x54269 5 44 evidence evidence NOUN w9504x54269 5 45 of of ADP w9504x54269 5 46 recent recent ADJ w9504x54269 5 47 host host NOUN w9504x54269 5 48 shifting shift VERB w9504x54269 5 49 from from ADP w9504x54269 5 50 apple apple NOUN w9504x54269 5 51 to to ADP w9504x54269 5 52 black black ADJ w9504x54269 5 53 and and CCONJ w9504x54269 5 54 ornamental ornamental ADJ w9504x54269 5 55 hawthorn hawthorn NOUN w9504x54269 5 56 in in ADP w9504x54269 5 57 the the DET w9504x54269 5 58 west west NOUN w9504x54269 5 59 that that PRON w9504x54269 5 60 has have AUX w9504x54269 5 61 resulted result VERB w9504x54269 5 62 in in ADP w9504x54269 5 63 ecological ecological ADJ w9504x54269 5 64 host host NOUN w9504x54269 5 65 race race NOUN w9504x54269 5 66 formation formation NOUN w9504x54269 5 67 , , PUNCT w9504x54269 5 68 and and CCONJ w9504x54269 5 69 discuss discuss VERB w9504x54269 5 70 a a DET w9504x54269 5 71 novel novel ADJ w9504x54269 5 72 method method NOUN w9504x54269 5 73 for for ADP w9504x54269 5 74 the the DET w9504x54269 5 75 control control NOUN w9504x54269 5 76 of of ADP w9504x54269 5 77 invasive invasive ADJ w9504x54269 5 78 species specie NOUN w9504x54269 5 79 . . PUNCT w9504x54269 6 1 we we PRON w9504x54269 6 2 tested test VERB w9504x54269 6 3 for for ADP w9504x54269 6 4 evidence evidence NOUN w9504x54269 6 5 of of ADP w9504x54269 6 6 an an DET w9504x54269 6 7 introduction introduction NOUN w9504x54269 6 8 by by ADP w9504x54269 6 9 genotyping genotype VERB w9504x54269 6 10 populations population NOUN w9504x54269 6 11 from from ADP w9504x54269 6 12 the the DET w9504x54269 6 13 western western ADJ w9504x54269 6 14 range range NOUN w9504x54269 6 15 of of ADP w9504x54269 6 16 r. r. PROPN w9504x54269 6 17 pomonella pomonella NOUN w9504x54269 6 18 and and CCONJ w9504x54269 6 19 made make VERB w9504x54269 6 20 comparisons comparison NOUN w9504x54269 6 21 between between ADP w9504x54269 6 22 western western ADJ w9504x54269 6 23 populations population NOUN w9504x54269 6 24 and and CCONJ w9504x54269 6 25 known know VERB w9504x54269 6 26 native native ADJ w9504x54269 6 27 populations population NOUN w9504x54269 6 28 from from ADP w9504x54269 6 29 the the DET w9504x54269 6 30 east east NOUN w9504x54269 6 31 and and CCONJ w9504x54269 6 32 the the DET w9504x54269 6 33 south south NOUN w9504x54269 6 34 . . PUNCT w9504x54269 7 1 we we PRON w9504x54269 7 2 tested test VERB w9504x54269 7 3 for for ADP w9504x54269 7 4 evidence evidence NOUN w9504x54269 7 5 of of ADP w9504x54269 7 6 host host NOUN w9504x54269 7 7 race race NOUN w9504x54269 7 8 formation formation NOUN w9504x54269 7 9 by by ADP w9504x54269 7 10 performing perform VERB w9504x54269 7 11 behavior behavior NOUN w9504x54269 7 12 assays assay VERB w9504x54269 7 13 to to PART w9504x54269 7 14 test test VERB w9504x54269 7 15 for for ADP w9504x54269 7 16 differences difference NOUN w9504x54269 7 17 in in ADP w9504x54269 7 18 behavior behavior NOUN w9504x54269 7 19 and and CCONJ w9504x54269 7 20 by by ADP w9504x54269 7 21 identifying identify VERB w9504x54269 7 22 differences difference NOUN w9504x54269 7 23 in in ADP w9504x54269 7 24 allele allele NOUN w9504x54269 7 25 frequencies frequency NOUN w9504x54269 7 26 and and CCONJ w9504x54269 7 27 loci locus NOUN w9504x54269 7 28 under under ADP w9504x54269 7 29 divergence divergence NOUN w9504x54269 7 30 between between ADP w9504x54269 7 31 different different ADJ w9504x54269 7 32 host host NOUN w9504x54269 7 33 - - PUNCT w9504x54269 7 34 associated associate VERB w9504x54269 7 35 populations population NOUN w9504x54269 7 36 in in ADP w9504x54269 7 37 the the DET w9504x54269 7 38 west west NOUN w9504x54269 7 39 . . PUNCT w9504x54269 8 1 lastly lastly ADV w9504x54269 8 2 , , PUNCT w9504x54269 8 3 we we PRON w9504x54269 8 4 suggest suggest VERB w9504x54269 8 5 the the DET w9504x54269 8 6 concept concept NOUN w9504x54269 8 7 of of ADP w9504x54269 8 8 ' ' PUNCT w9504x54269 8 9 invasivory invasivory ADJ w9504x54269 8 10 , , PUNCT w9504x54269 8 11 ' ' PUNCT w9504x54269 8 12 meaning meaning NOUN w9504x54269 8 13 to to PART w9504x54269 8 14 eat eat VERB w9504x54269 8 15 invasive invasive ADJ w9504x54269 8 16 species specie NOUN w9504x54269 8 17 , , PUNCT w9504x54269 8 18 as as ADP w9504x54269 8 19 a a DET w9504x54269 8 20 novel novel ADJ w9504x54269 8 21 method method NOUN w9504x54269 8 22 for for ADP w9504x54269 8 23 control control NOUN w9504x54269 8 24 of of ADP w9504x54269 8 25 invasive invasive ADJ w9504x54269 8 26 species specie NOUN w9504x54269 8 27 populations population NOUN w9504x54269 8 28 . . PUNCT w9504x54269 9 1 our our PRON w9504x54269 9 2 results result NOUN w9504x54269 9 3 show show VERB w9504x54269 9 4 that that SCONJ w9504x54269 9 5 there there PRON w9504x54269 9 6 is be VERB w9504x54269 9 7 genetic genetic ADJ w9504x54269 9 8 evidence evidence NOUN w9504x54269 9 9 that that SCONJ w9504x54269 9 10 populations population NOUN w9504x54269 9 11 from from ADP w9504x54269 9 12 the the DET w9504x54269 9 13 west west NOUN w9504x54269 9 14 in in ADP w9504x54269 9 15 washington washington PROPN w9504x54269 9 16 state state PROPN w9504x54269 9 17 are be AUX w9504x54269 9 18 likely likely ADJ w9504x54269 9 19 the the DET w9504x54269 9 20 result result NOUN w9504x54269 9 21 of of ADP w9504x54269 9 22 an an DET w9504x54269 9 23 apple apple NOUN w9504x54269 9 24 fly fly NOUN w9504x54269 9 25 introduction introduction NOUN w9504x54269 9 26 from from ADP w9504x54269 9 27 the the DET w9504x54269 9 28 east east NOUN w9504x54269 9 29 and and CCONJ w9504x54269 9 30 populations population NOUN w9504x54269 9 31 from from ADP w9504x54269 9 32 the the DET w9504x54269 9 33 mountain mountain NOUN w9504x54269 9 34 west west NOUN w9504x54269 9 35 in in ADP w9504x54269 9 36 utah utah PROPN w9504x54269 9 37 and and CCONJ w9504x54269 9 38 colorado colorado PROPN w9504x54269 9 39 are be AUX w9504x54269 9 40 likely likely ADJ w9504x54269 9 41 the the DET w9504x54269 9 42 result result NOUN w9504x54269 9 43 of of ADP w9504x54269 9 44 a a DET w9504x54269 9 45 red red ADJ w9504x54269 9 46 hawthorn hawthorn NOUN w9504x54269 9 47 fly fly VERB w9504x54269 9 48 introduction introduction NOUN w9504x54269 9 49 from from ADP w9504x54269 9 50 the the DET w9504x54269 9 51 east east PROPN w9504x54269 9 52 . . PUNCT w9504x54269 10 1 in in ADP w9504x54269 10 2 addition addition NOUN w9504x54269 10 3 , , PUNCT w9504x54269 10 4 behavior behavior NOUN w9504x54269 10 5 studies study NOUN w9504x54269 10 6 show show VERB w9504x54269 10 7 attraction attraction NOUN w9504x54269 10 8 to to ADP w9504x54269 10 9 natal natal ADJ w9504x54269 10 10 host host NOUN w9504x54269 10 11 - - PUNCT w9504x54269 10 12 odor odor NOUN w9504x54269 10 13 blends blend NOUN w9504x54269 10 14 and and CCONJ w9504x54269 10 15 avoidance avoidance NOUN w9504x54269 10 16 of of ADP w9504x54269 10 17 non non ADJ w9504x54269 10 18 - - ADJ w9504x54269 10 19 natal natal ADJ w9504x54269 10 20 host host NOUN w9504x54269 10 21 - - PUNCT w9504x54269 10 22 odor odor NOUN w9504x54269 10 23 blends blend NOUN w9504x54269 10 24 by by ADP w9504x54269 10 25 all all DET w9504x54269 10 26 host host NOUN w9504x54269 10 27 - - PUNCT w9504x54269 10 28 associated associate VERB w9504x54269 10 29 populations population NOUN w9504x54269 10 30 of of ADP w9504x54269 10 31 r. r. PROPN w9504x54269 10 32 pomonella pomonella PROPN w9504x54269 10 33 . . PUNCT w9504x54269 11 1 lastly lastly ADV w9504x54269 11 2 , , PUNCT w9504x54269 11 3 there there PRON w9504x54269 11 4 is be VERB w9504x54269 11 5 genetic genetic ADJ w9504x54269 11 6 evidence evidence NOUN w9504x54269 11 7 for for ADP w9504x54269 11 8 host host NOUN w9504x54269 11 9 race race NOUN w9504x54269 11 10 formation formation NOUN w9504x54269 11 11 in in ADP w9504x54269 11 12 the the DET w9504x54269 11 13 west west NOUN w9504x54269 11 14 through through ADP w9504x54269 11 15 the the DET w9504x54269 11 16 identification identification NOUN w9504x54269 11 17 of of ADP w9504x54269 11 18 loci locus NOUN w9504x54269 11 19 showing show VERB w9504x54269 11 20 divergence divergence NOUN w9504x54269 11 21 in in ADP w9504x54269 11 22 pairwise pairwise ADJ w9504x54269 11 23 comparisons comparison NOUN w9504x54269 11 24 . . PUNCT w9504x54269 12 1 the the DET w9504x54269 12 2 loci locus NOUN w9504x54269 12 3 under under ADP w9504x54269 12 4 divergent divergent ADJ w9504x54269 12 5 selection selection NOUN w9504x54269 12 6 in in ADP w9504x54269 12 7 the the DET w9504x54269 12 8 west west NOUN w9504x54269 12 9 are be AUX w9504x54269 12 10 the the DET w9504x54269 12 11 same same ADJ w9504x54269 12 12 loci locus NOUN w9504x54269 12 13 under under ADP w9504x54269 12 14 divergent divergent ADJ w9504x54269 12 15 selection selection NOUN w9504x54269 12 16 in in ADP w9504x54269 12 17 the the DET w9504x54269 12 18 east east PROPN w9504x54269 12 19 , , PUNCT w9504x54269 12 20 which which PRON w9504x54269 12 21 suggests suggest VERB w9504x54269 12 22 that that SCONJ w9504x54269 12 23 the the DET w9504x54269 12 24 same same ADJ w9504x54269 12 25 traits trait NOUN w9504x54269 12 26 and and CCONJ w9504x54269 12 27 underlying underlying ADJ w9504x54269 12 28 genes gene NOUN w9504x54269 12 29 are be AUX w9504x54269 12 30 under under ADP w9504x54269 12 31 selection selection NOUN w9504x54269 12 32 . . PUNCT w9504x54269 13 1 in in ADP w9504x54269 13 2 addition addition NOUN w9504x54269 13 3 , , PUNCT w9504x54269 13 4 there there PRON w9504x54269 13 5 is be VERB w9504x54269 13 6 evidence evidence NOUN w9504x54269 13 7 for for ADP w9504x54269 13 8 gene gene NOUN w9504x54269 13 9 flow flow NOUN w9504x54269 13 10 between between ADP w9504x54269 13 11 different different ADJ w9504x54269 13 12 host host NOUN w9504x54269 13 13 - - PUNCT w9504x54269 13 14 associated associate VERB w9504x54269 13 15 populations population NOUN w9504x54269 13 16 at at ADP w9504x54269 13 17 sympatric sympatric ADJ w9504x54269 13 18 sites site NOUN w9504x54269 13 19 , , PUNCT w9504x54269 13 20 which which PRON w9504x54269 13 21 indicates indicate VERB w9504x54269 13 22 that that SCONJ w9504x54269 13 23 selection selection NOUN w9504x54269 13 24 must must AUX w9504x54269 13 25 be be AUX w9504x54269 13 26 strong strong ADJ w9504x54269 13 27 for for ADP w9504x54269 13 28 divergence divergence NOUN w9504x54269 13 29 to to PART w9504x54269 13 30 still still ADV w9504x54269 13 31 be be AUX w9504x54269 13 32 occurring occur VERB w9504x54269 13 33 . . PUNCT w9504x54269 14 1 lastly lastly ADV w9504x54269 14 2 , , PUNCT w9504x54269 14 3 though though SCONJ w9504x54269 14 4 ' ' PUNCT w9504x54269 14 5 invasivory invasivory ADJ w9504x54269 14 6 ' ' PUNCT w9504x54269 14 7 is be AUX w9504x54269 14 8 an an DET w9504x54269 14 9 interesting interesting ADJ w9504x54269 14 10 experiment experiment NOUN w9504x54269 14 11 , , PUNCT w9504x54269 14 12 the the DET w9504x54269 14 13 act act NOUN w9504x54269 14 14 of of ADP w9504x54269 14 15 eating eat VERB w9504x54269 14 16 invasive invasive ADJ w9504x54269 14 17 species specie NOUN w9504x54269 14 18 is be AUX w9504x54269 14 19 unlikely unlikely ADJ w9504x54269 14 20 to to PART w9504x54269 14 21 result result VERB w9504x54269 14 22 in in ADP w9504x54269 14 23 changes change NOUN w9504x54269 14 24 in in ADP w9504x54269 14 25 invasive invasive ADJ w9504x54269 14 26 species specie NOUN w9504x54269 14 27 populations population NOUN w9504x54269 14 28 . . PUNCT w9504x54269 15 1 however however ADV w9504x54269 15 2 , , PUNCT w9504x54269 15 3 through through ADP w9504x54269 15 4 public public ADJ w9504x54269 15 5 outreach outreach NOUN w9504x54269 15 6 , , PUNCT w9504x54269 15 7 it it PRON w9504x54269 15 8 is be AUX w9504x54269 15 9 possible possible ADJ w9504x54269 15 10 that that SCONJ w9504x54269 15 11 ' ' PUNCT w9504x54269 15 12 invasivory invasivory ADJ w9504x54269 15 13 ' ' PUNCT w9504x54269 15 14 as as ADP w9504x54269 15 15 a a DET w9504x54269 15 16 concept concept NOUN w9504x54269 15 17 can can AUX w9504x54269 15 18 be be AUX w9504x54269 15 19 used use VERB w9504x54269 15 20 as as ADP w9504x54269 15 21 an an DET w9504x54269 15 22 educational educational ADJ w9504x54269 15 23 tool tool NOUN w9504x54269 15 24 to to PART w9504x54269 15 25 bring bring VERB w9504x54269 15 26 attention attention NOUN w9504x54269 15 27 to to ADP w9504x54269 15 28 the the DET w9504x54269 15 29 threat threat NOUN w9504x54269 15 30 of of ADP w9504x54269 15 31 invasive invasive ADJ w9504x54269 15 32 species specie NOUN w9504x54269 15 33 and and CCONJ w9504x54269 15 34 thereby thereby ADV w9504x54269 15 35 result result VERB w9504x54269 15 36 in in ADP w9504x54269 15 37 the the DET w9504x54269 15 38 prevention prevention NOUN w9504x54269 15 39 invasive invasive ADJ w9504x54269 15 40 species species NOUN w9504x54269 15 41 establishment establishment NOUN w9504x54269 15 42 through through ADP w9504x54269 15 43 vigilance vigilance NOUN w9504x54269 15 44 and and CCONJ w9504x54269 15 45 changes change NOUN w9504x54269 15 46 in in ADP w9504x54269 15 47 public public ADJ w9504x54269 15 48 policy policy NOUN w9504x54269 15 49 . . PUNCT w9504x54269 16 1 the the DET w9504x54269 16 2 work work NOUN w9504x54269 16 3 throughout throughout ADP w9504x54269 16 4 my my PRON w9504x54269 16 5 dissertation dissertation NOUN w9504x54269 16 6 makes make VERB w9504x54269 16 7 contributions contribution NOUN w9504x54269 16 8 to to ADP w9504x54269 16 9 our our PRON w9504x54269 16 10 knowledge knowledge NOUN w9504x54269 16 11 of of ADP w9504x54269 16 12 invasive invasive ADJ w9504x54269 16 13 species specie NOUN w9504x54269 16 14 , , PUNCT w9504x54269 16 15 ecological ecological ADJ w9504x54269 16 16 divergence divergence NOUN w9504x54269 16 17 , , PUNCT w9504x54269 16 18 and and CCONJ w9504x54269 16 19 host host NOUN w9504x54269 16 20 race race NOUN w9504x54269 16 21 formation formation NOUN w9504x54269 16 22 in in ADP w9504x54269 16 23 sympatry sympatry NOUN w9504x54269 16 24 . . PUNCT w9504x54269 17 1 this this DET w9504x54269 17 2 thesis thesis NOUN w9504x54269 17 3 has have AUX w9504x54269 17 4 revealed reveal VERB w9504x54269 17 5 a a DET w9504x54269 17 6 new new ADJ w9504x54269 17 7 component component NOUN w9504x54269 17 8 to to ADP w9504x54269 17 9 the the DET w9504x54269 17 10 natural natural ADJ w9504x54269 17 11 and and CCONJ w9504x54269 17 12 evolutionary evolutionary ADJ w9504x54269 17 13 history history NOUN w9504x54269 17 14 of of ADP w9504x54269 17 15 the the DET w9504x54269 17 16 rhagoletis rhagoletis PROPN w9504x54269 17 17 pomonella pomonella NOUN w9504x54269 17 18 system system NOUN w9504x54269 17 19 in in ADP w9504x54269 17 20 the the DET w9504x54269 17 21 context context NOUN w9504x54269 17 22 of of ADP w9504x54269 17 23 invasion invasion NOUN w9504x54269 17 24 and and CCONJ w9504x54269 17 25 speciation speciation NOUN w9504x54269 17 26 biology biology NOUN w9504x54269 17 27 . . PUNCT