{"id":142886,"date":"1993-01-01T00:00:00","date_gmt":"1993-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/influencia-del-censo-efectivo-en-la-respuesta-a-la-seleccion-artificial-debida-a-nueva-mutacion-en-drosophila-melanogaster\/"},"modified":"1993-01-01T00:00:00","modified_gmt":"1993-01-01T00:00:00","slug":"influencia-del-censo-efectivo-en-la-respuesta-a-la-seleccion-artificial-debida-a-nueva-mutacion-en-drosophila-melanogaster","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-agrarias\/influencia-del-censo-efectivo-en-la-respuesta-a-la-seleccion-artificial-debida-a-nueva-mutacion-en-drosophila-melanogaster\/","title":{"rendered":"Influencia del censo efectivo en la respuesta a la seleccion artificial debida a nueva mutacion en drosophila melanogaster"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Lopez Sanchez Pacheco M. Angeles <\/strong><\/h2>\n<p>Se trata de: 1. Comprobar la prediccion que relaciona la respuesta a la seleccion artificial debida a nueva mutacion con la magnitud del censo efectivo de lineas seleccionadas. 2. Obtener informacion sobre la distribucion conjunta de efectos de las mutaciones sobre el caracter considerado y eficacia biologica. A partir de una poblacion isogenica de d. Melanogaster se fundaron:  a) 16 y 4 lineas seleccionadas para aumento y otras tantas para disminucion del numero de quetas abdominales con 10 y 50 individuos reproductores, respectivamente. B) 200 lineas con apareamiento hermano x hermana durante 60 generaciones. La divergencia obtenida en las lineas de censo elevado fue 4 veces mayor que la correspondiente a las de censo peque\u00f1o. Este valor fue algo menor (20%) que el esperado teoricamente debido a la accion de la seleccion natural. Se identificaron 30 mutaciones de las que el 42% fueron letales, el resto tuvieron accion genica aditiva y neutra. En las lineas consanguineas se detectaron 22 mutaciones. Las de efecto mayor fueron recesivas y deletereas; el resto fueron semineutras con accion genica generalmente aditiva. Por tanto la distribucion original de los efectos de las mutaciones es simetrica respecto al caracter y asimetrica negativa con respecto a eficacia, leptocurtica en ambos casos. La heredabilidad mutacional obtenida a partir de la respuesta acumulada en las lineas seleccionadas fue un orden de magnitud mayor que la obtenida a partir de la varianza entrelineas en las lineas consanguineas, lo cual indica que la tasa de produccion de mutacion semineutra por generacion es un orden de magnitud menor que la total producida.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Influencia del censo efectivo en la respuesta a la seleccion artificial debida a nueva mutacion en drosophila melanogaster<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Influencia del censo efectivo en la respuesta a la seleccion artificial debida a nueva mutacion en drosophila melanogaster <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Lopez Sanchez Pacheco M. Angeles <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1993<\/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>fanjul  De Arguelles Lopez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Araceli Gallego Cobros <\/li>\n<li>Eduardo Torroja Cabanillas (vocal)<\/li>\n<li>Miguel Angel Toro Iba\u00f1ez (vocal)<\/li>\n<li>Blanca Nieto Lopez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Lopez Sanchez Pacheco M. Angeles Se trata de: 1. Comprobar la prediccion que relaciona la respuesta a [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[494,986,1946,2055],"tags":[257609,257611,257610,44494,257608,22952],"class_list":["post-142886","post","type-post","status-publish","format-standard","hentry","category-ciencias-agrarias","category-complutense-de-madrid","category-produccion-animal","category-seleccion-animal","tag-araceli-gallego-cobros","tag-blanca-nieto-lopez","tag-eduardo-torroja-cabanillas","tag-fanjul-de-argaelles-lopez","tag-lopez-sanchez-pacheco-m-angeles","tag-miguel-angel-toro-ibanez"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/142886","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=142886"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/142886\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=142886"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=142886"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=142886"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}