On the resolution of the lek paradox
Web1 de jun. de 2011 · Recent theoretical approaches using dynamic models have tried to explain the so-called ‘lek paradox’ arguing that female preferences for more … Web7 de set. de 2008 · Early resolutions to the lek paradox have focused on genetic mutations as a mechanism to maintain additive genetic variation in fitness (Pomiankowski and …
On the resolution of the lek paradox
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Web10 de mar. de 2024 · One potential resolution to the lek paradox is Rowe and Houle's theory of condition-dependent expression of male sexually selected traits. Similar to the handicap principle, Rowe and Houle argue that sexually selected traits depend on … Web1 de mar. de 2016 · Known as the lek paradox, this contradiction has motivated extensive population genetic theory, yet remains unresolved. Recent modeling by Bonduriansky and Day concludes that costly female preference is best maintained when male condition is determined by environmentally induced factors transmitted across single generations.
WebA theoretical solution to the lek paradox has been proposed on the basis of two assumptions14: that traits are condition-dependent, and that condition shows high genetic variance. WebA theoretical solution to the lek paradox has been proposed on the basis of two assumptions: that traits are condition-dependent, and that condition shows high genetic variance.
WebThis evolutionary conundrum is known as the lek paradox. Newly proposed resolutions to this paradox aim to unravel mechanisms that contribute to the persistence of … Web1 de mai. de 2007 · In an intriguing new study published in Current Biology, Van Homrigh et al. examine the model of condition-dependent ornaments as a resolution of the lek paradox in a species in which females exhibit mate preference for complex male traits. Male Drosophila bunnanda (), and other members of the Drosophila serrata species complex, …
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WebAnother potential resolution to the lek paradox is Rowe and Houle's theory that sexually selected traits depend on physical condition, which might in turn, summarize many genetic loci. [52] reach newspaper subscriptionsWeb1 de jun. de 2004 · The genic capture hypothesis is based on clear assumptions and makes several specific predictions. Empirical tests of these assumptions and predictions will … reach newspaper titlesWebThe antagonistic pleiotropy hypothesis was first proposed by George C. Williams in 1957 as an evolutionary explanation for senescence. Pleiotropy is the phenomenon where one gene controls for more than one phenotypic trait in an organism. A gene is considered to possess antagonistic pleiotropy if it controls more than one trait, where at least one of … how to stamp save the datesreach nexerWebprovide a general resolution of the lek paradox. 1. INTRODUCTION There is evidence that females gain genetic benefits from their mate choice (Bakker 1993; Norris 1993), … how to stamp shirtsWeb6 de mar. de 2007 · Of the many potential resolutions to the lek paradox, the ‘genic capture hypothesis’ proposed by Rowe & Houle (1996), has received the most attention in recent years. This idea is based on two criteria: secondary-sexual traits exhibit condition dependence and condition has high additive genetic variance. reach ngoWeb1416 L. Rowe and D. Houle paradox resolved female choice have relatively high genetic variance. However, a complete resolution of the lek paradox requires an explanation for this maintenance of high genetic variation in the face of strong and persistent directional selection for fitness. Pomiankowski & reach newspapers comercial