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1 imental data to determine the strength of 17 prezygotic and postzygotic reproductive barriers between
2   The recent study by Miller et al. suggests prezygotic aneuploidy followed by postzygotic partial re
3     Sex pheromone communication, acting as a prezygotic barrier to mating, is believed to have contri
4 that exhibit self-incompatibility (SI), this prezygotic barrier to self-fertilization must be overcom
5 osomal rearrangements, determining how often prezygotic barriers arise due to selection against hybri
6 s might lead to the evolution of postmating, prezygotic barriers between species.
7                                In allopatry, prezygotic barriers contributed more to reduce gene flow
8                                              Prezygotic barriers play a major role in the evolution o
9 cologically mediated divergence, rather than prezygotic barriers such as allopatry or genomic incompa
10                 Previous research found that prezygotic barriers tend to be stronger than postzygotic
11 nown way, be related to the establishment of prezygotic barriers to reproduction.
12 altata are self-sterile, but all plants lack prezygotic barriers to self-fertilization.
13                  These findings suggest that prezygotic barriers, including pollinator specialization
14 t the genetic and molecular basis underlying prezygotic barriers.
15 gence, floral isolation and post-pollination prezygotic barriers.
16 cs commonly drives the evolution of chemical prezygotic barriers.
17  signals and (female) preferences leading to prezygotic (behavioral) isolation between divergent line
18  as a model for speciation studies involving prezygotic change, our choice of marker system for detec
19               Rapid divergence in postmating-prezygotic characters suggests that selection may be res
20 distinguish postzygotic mosaic variants from prezygotic de novos.
21  rad51 nulls leads to an arrest early during prezygotic development (meiosis I).
22 ded into three distinct sequences of events: prezygotic development, postzygotic development, and exc
23  time differences result in a high degree of prezygotic genetic isolation (isolation index=0.43) betw
24 se 1-like (CrRLK1L) receptor, to establish a prezygotic hybridization barrier.
25 fertility with Neu5Gc-positive males, due to prezygotic incompatibilities.
26 cosum is the only clade 4 species that lacks prezygotic interspecific reproductive barriers.
27 tionary history of hybridization and fragile prezygotic isolating mechanisms.
28     Thus genetic change selected to increase prezygotic isolation also appears to result in increased
29 r parapatric speciation because it initiates prezygotic isolation and divergence.
30 eveals how few, large-effect loci can govern prezygotic isolation and shield phenotypic divergence fr
31 reinforcement, but only if genes involved in prezygotic isolation are also sex linked.
32                                              Prezygotic isolation between S. eboracensis and S. vulga
33 hin D. americana may have driven postmating, prezygotic isolation between species.
34  phenotypic and genetic basis of postmating, prezygotic isolation between two closely related species
35 ent a classic example of pollinator-mediated prezygotic isolation between two sister species in sympa
36 ly isolated: Bogota and USA show very little prezygotic isolation but form sterile F1 males in one di
37 t in sperm competition theory has shown that prezygotic isolation can be affected by mechanisms that
38      When allopatric species with incomplete prezygotic isolation come into secondary contact, the ou
39 nents of postzygotic isolation, the loci for prezygotic isolation do not interact epistatically.
40 albopictus males, we predicted selection for prezygotic isolation in populations of A. aegypti sympat
41 e because of sterility of F1 hybrid progeny, prezygotic isolation is still incipient.
42  to traits that reduce interspecific mating (prezygotic isolation) or are due to reduced hybrid fitne
43 ented by the adaptive evolution of increased prezygotic isolation, a process known as reinforcement.
44 ler population sizes and additional modes of prezygotic isolation, as has been argued previously for
45 ted from its progenitors primarily by strong prezygotic isolation, including habitat divergence, flor
46 ce interspecific gene flow and contribute to prezygotic isolation, potentially leading to geographic
47 ffect on the pathway between postzygotic and prezygotic isolation.
48  of the large Allonemobius sex chromosome in prezygotic isolation.
49 owever, little is known about whether other, prezygotic level, breeding barriers exist.
50            cnj7 and cnj8 eliminate the third prezygotic nuclear division and the first postzygotic nu
51 nuclear chromatin prior to each of the three prezygotic nuclear divisions.
52        Comparisons suggest parallels between prezygotic nuptial gifts and exclusive postzygotic male
53 isolation is generally subsumed under either prezygotic or postmating isolation and thus has not been
54 r been tested: Organisms that quickly evolve prezygotic or postzygotic reproductive isolation should
55 likely for reinforcement based on postmating prezygotic (PMPZ) incompatibilities, as the ability to f
56 e rapidly, potentially leading to postmating-prezygotic (PMPZ) reproductive isolation between divergi
57 he number of ovules that can be fertilized ('prezygotic pollen limitation').
58         Unilateral incompatibility (UI) is a prezygotic reproductive barrier in plants that prevents
59 c incompatibility (UI) is a postpollination, prezygotic reproductive barrier that prevents hybridizat
60 c sperm precedence (CSP), a postinsemination prezygotic reproductive barrier.
61 selection favoring the evolution of stronger prezygotic reproductive barriers between emerging specie
62 ollen-pistil interactions serve as important prezygotic reproductive barriers that play a critical ro
63 ved numerous intraspecific and interspecific prezygotic reproductive barriers to prevent production o
64 tifying differences in a specific postmating-prezygotic reproductive character, the insemination reac
65 ing animals with no complex mating behavior, prezygotic reproductive isolation (speciation) could res
66                                              Prezygotic reproductive isolation and its importance in
67 uantitative trait loci (QTL) contributing to prezygotic reproductive isolation between the sibling sp
68 uantitative trait loci (QTL) contributing to prezygotic reproductive isolation between the sibling sp
69          Reinforcement, the strengthening of prezygotic reproductive isolation by natural selection i
70 l sperm production also could play a role in prezygotic reproductive isolation in bisexual species co
71 's functional divergence served as a mode of prezygotic reproductive isolation that promoted the extr
72  directly on traits that may be important in prezygotic reproductive isolation, potentially fostering
73 erent ecological preferences and significant prezygotic reproductive isolation.
74 ead interfertility despite exhibiting strong prezygotic reproductive isolation.
75 f additional factors, such as inbreeding and prezygotic selection, in addition to rank-order selectio
76                 Previous work has shown that prezygotic sexual isolation and numerous differences in
77 , little is known about the genetic basis of prezygotic sexual isolation.
78 , little is known about the genetic basis of prezygotic sexual isolation.
79  MatIS is spatiotemporally restricted to the prezygotic stage of the sexual cycle and does not interf
80                 Here we show that postmating-prezygotic variation among populations of cactophilic de