About: Sex determination in Bonellia viridis (Echiura : Bonelliidae): population dynamics and evolution     Goto   Sponge   NotDistinct   Permalink

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Description
  • By means of a spatially explicit, individual-based model we examine how a specific form of environmental sex determination (ESD) affects dynamics of Bonellia populations and investigate the selective advantage of ESD over the more widespread genotypic sex determination (GSD). The ability of ESD larvae to adapt their ultimate sex both in competition for empty burrows and for mating within females gives them a competitive edge over non-adaptive response to feminising and/or masculinising signals and generally leads to fixation of ESD by small-step evolution.
  • By means of a spatially explicit, individual-based model we examine how a specific form of environmental sex determination (ESD) affects dynamics of Bonellia populations and investigate the selective advantage of ESD over the more widespread genotypic sex determination (GSD). The ability of ESD larvae to adapt their ultimate sex both in competition for empty burrows and for mating within females gives them a competitive edge over non-adaptive response to feminising and/or masculinising signals and generally leads to fixation of ESD by small-step evolution. (en)
  • Pomocí prostorově explicitního, individuálně orientovaného modelu jsme studovali, do jaké míry specifická forma prostředím určeného pohlaví (ESD) ovlivňuje populační dynamiku druhu Bonellia viridis a jakou selektivní výhodu ESD tomuto druhu poskytuje ve srovnání s rozšířenější formou geneticky určeného pohlaví (GSD). Schopnost larev s ESD určovat své pohlaví v závislosti na intenzitě kompetice o hnízdní možnosti a možnosti páření uvnitř samic jim dává kompetiční výhodu nad larvami s neadaptivní reakcí na feminizační a/nebo maskulinizační signály a obecně vede k fixaci ESD postupnou evolucí. (cs)
Title
  • Sex determination in Bonellia viridis (Echiura : Bonelliidae): population dynamics and evolution
  • Sex determination in Bonellia viridis (Echiura : Bonelliidae): population dynamics and evolution (en)
  • Určení pohlaví u druhu Bonellia viridis (Echiura: Bonelliidae): populační dynamika a evoluce (cs)
skos:prefLabel
  • Sex determination in Bonellia viridis (Echiura : Bonelliidae): population dynamics and evolution
  • Sex determination in Bonellia viridis (Echiura : Bonelliidae): population dynamics and evolution (en)
  • Určení pohlaví u druhu Bonellia viridis (Echiura: Bonelliidae): populační dynamika a evoluce (cs)
skos:notation
  • RIV/60077395:_____/05:00001374!RIV06-AV0-60077395
http://linked.open.../vavai/riv/strany
  • 473;484
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(IAB1007201), P(KSK6005114), Z(AV0Z50070508)
http://linked.open...iv/cisloPeriodika
  • 3
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 542462
http://linked.open...ai/riv/idVysledku
  • RIV/60077395:_____/05:00001374
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • Bonellia viridis (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • DK - Dánské království
http://linked.open...ontrolniKodProRIV
  • [6A3C700BEFBF]
http://linked.open...i/riv/nazevZdroje
  • Oikos
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 108
http://linked.open...iv/tvurceVysledku
  • Berec, Luděk
  • Boukal s., David
  • Schembri, P. J.
http://linked.open...n/vavai/riv/zamer
issn
  • 0030-1299
number of pages
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