Spandrel in biology
WebEach spandrel contains a design admirably fitted into its tapering space. An evangelist sits in the upper part flanked by the heavenly cities. Below, a man ... As a closer example, recently featured in some important biological literature on adaptation, anthropologist Michael Harner has proposed (1977) that Aztec human ... Web16. jan 2024 · A spandrel is a structure arising as a by-product of some other architectural configuration. In evolutionary terms, a spandrel is some trait of an organism which …
Spandrel in biology
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Web“Spandrel” is frequently used in evolutionary biology as a synonym of exaptation, but the terms have distinct meanings (Fitch, 2012; Houston, 2009). As used by Gould and Lewontin, a spandrel is an “architectural constraint,” a trait that is the inevitable consequence of organismal construction (Dennett, 1995; Gould, 1997; Houston, 2009). WebIt serves as an informationally rich indicator of biological fitness. Keywords: adaptation, art, ... It is a spandrel because, despite the pleasure it yields, it provides none of the evolutionary pay-offs that the activation of these systems ordinarily ensures. It co-opts or free rides on the relevant systems without contributing to fitness.
WebEnglish term or phrase: spandrels Spandrel is a term used in evolutionary biology describing a phenotypic characteristic that is considered to have developed during evolution as a … WebAn evolutionary spandrel is a physical structure or behavioural characteristic that is a by-product from some other functional adaptation. But despite some apparent examples, …
WebSpandrel (Biologie) — Der Begriff Spandrel (englisch für Spandrille, Bogenzwickel) als Bezeichnung für ein evolutionsbiologisches Phänomen wurde 1979 durch Stephen Jay Gould und Richard C. Lewontin geprägt. Der Begriff stammt aus der Architektur, wo er eine dekorierte … Deutsch Wikipedia Web11. jan 2024 · Spandrel failure mode was viewed as “strong pier and weak spandrel”, which caused spandrel to participate in the deformation and energy dissipation of masonry structures in advance. Therefore, the aspect ratio of pier ( η ) and stiffness ratio of pier to spandrel ( ρ ) should be limited in the design of masonry structures in order to ...
WebAbout: Spandrel (biology) Der Begriff Spandrel (englisch für Spandrille, Bogenzwickel) als Bezeichnung für ein evolutionsbiologisches Phänomen... Enjuta es un término empleado …
WebSpandrel is a term used in evolutionary biology to describe a phenotypic characteristic that is a byproduct of the evolution of some other character, rather than a direct product of … refurbished t2i canonWeb13. apr 2024 · A spandrel is what is described as the semi-triangular area above and to either side of an arch, with its top boundary defined as the height of the apex of the arch. The definition of spandrel... refurbished t3i bodyWeb20. sep 2001 · Another area of disagreement concerns Gould and Lewontin's concept of 'spandrels' in evolution. Named after an architectural feature that is a by-product of the … refurbished t41WebSpandrel: A spandrel is a phenotypic characteristic that is a by-product of the evolution of some other characteristic, rather than a direct product of adoptive selection. Spandrels … refurbished t420WebBiological spandrels, such as the pseudo-penis of the female hyena, are the necessary result of certain adaptations but serve no useful purpose themselves. Once in the … refurbished t440sWebSpandrel (biology) is a(n) research topic. Over the lifetime, 18 publication(s) have been published within this topic receiving 717 citation(s). Popular works include Refuge of spandrels, Constraints and Spandrels in Gould's Structure of Evolutionary Theory and more. refurbished t450s opinionWeb17. apr 2015 · In evolutionary biology, a spandrel is a phenotypic characteristic that is a byproduct of the evolution of some other characteristic, rather than a direct product of … refurbished t430