{"id":89977,"date":"2018-03-10T00:15:18","date_gmt":"2018-03-10T00:15:18","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-las-asimetrias-fluctuantes-de-la-concha-de-la-lapa-patella-vulgata-l-en-la-ria-de-vigo-no-espana\/"},"modified":"2018-03-10T00:15:18","modified_gmt":"2018-03-10T00:15:18","slug":"estudio-de-las-asimetrias-fluctuantes-de-la-concha-de-la-lapa-patella-vulgata-l-en-la-ria-de-vigo-no-espana","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/estudio-de-las-asimetrias-fluctuantes-de-la-concha-de-la-lapa-patella-vulgata-l-en-la-ria-de-vigo-no-espana\/","title":{"rendered":"Estudio de las asimetrias fluctuantes de la concha de la lapa patella vulgata l. en la r\u00eda de vigo (no espa\u00f1a)"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Santiago Marchan P\u00e9rez <\/strong><\/h2>\n<p>El estudio de las asimetr\u00edas fluctuantes es un campo de investigaci\u00f3n que ha experimentado un gran auge en los \u00faltimos a\u00f1os. Esto se debe a que las asimetr\u00edas fluctuantes se puden usar como una medida de la estabilidad en el desarrollo de un organismo (palmer &amp; strobeck, 1986; leary &amp; allendorf, 1989; persons, 1990; zakharov, 1992), ya que \u00e9stas aumentan a medida que crece el estr\u00e9s tanto debido a causas ambientales extr\u00ednsecas como temperatura, comida, pesticidas, contaminaci\u00f3n, etc. (Leary &amp; allendorf, 1989; zakharov, 1992), como el estr\u00e9s debido a causas intr\u00ednsecas o epigen\u00e9ticas (palmer &amp; strobeck, 1986; parsons, 1990).  la evaluaci\u00f3n de un agente estresante sobre diferentes especies se ha demostrado que es posible efectuarla por medio de las asimetr\u00edas fluctuantes, revel\u00e1ndose as\u00ed este m\u00e9todo como un m\u00e9todo sensible y \u00fatil (ver palmer &amp; strobeck, 1986; zakhrov, 1989; parsons, 1990 y clarke, 1993a para revisiones). La utilizaci\u00f3n de especies como bioindicadores para la detecci\u00f3n de estr\u00e9s ambiental no es una idea nueva, sin embargo el uso del c\u00e1lculo del nivel de las af s\u00ed lo es, y podr\u00eda permitir una detecci\u00f3n m\u00e1s r\u00e1pida y sensitiva de perturbaciones ambientales (parsons, 1990; clarke, 1993a).  el objetivo que se plantea es estudiar las asimetr\u00edas fluctuantes en funci\u00f3n de diversos factores posibles provocadores de estr\u00e9s. La especie elegida para este estudio es la lapa patella vulgata, ya que es muy com\u00fan en toda la r\u00eda y es sedentaria, es decir, no cambia de lugar aunque las condiciones ambientales sean adversas, y es resistente a la fluctuaci\u00f3n de los factores ambientales. De hecho, en un estudio preliminar publicado en comparative biochemistry and physiology part a (march\u00e1n et al., 1999), y expuesto en el cap\u00edtulo 4 de la presente memoria, realizado para conocer como soporta patella vulgata la concentraci\u00f3n de algunos metales pesados, se observ\u00f3 que la tasa cardiaca de pa<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de las asimetrias fluctuantes de la concha de la lapa patella vulgata l. en la r\u00eda de vigo (no espa\u00f1a)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de las asimetrias fluctuantes de la concha de la lapa patella vulgata l. en la r\u00eda de vigo (no espa\u00f1a) <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Santiago Marchan P\u00e9rez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Vigo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 30\/04\/2001<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Antonio Palamca Soler<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mar\u00eda cristina Arias fern\u00e1ndez <\/li>\n<li>alfonso angel Ramos espl\u00e1 (vocal)<\/li>\n<li>mattew Sullivan (vocal)<\/li>\n<li>Antonio  salvador Ortiz cervantes (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Santiago Marchan P\u00e9rez El estudio de las asimetr\u00edas fluctuantes es un campo de investigaci\u00f3n que ha experimentado [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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