{"id":2338,"date":"2024-10-18T23:37:18","date_gmt":"2024-10-18T21:37:18","guid":{"rendered":"https:\/\/agora.xtec.cat\/cfalaverneda\/?p=2338"},"modified":"2026-02-01T12:24:19","modified_gmt":"2026-02-01T11:24:19","slug":"biologia-i-geologia-ges-2","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/cfalaverneda\/general\/biologia-i-geologia-ges-2\/","title":{"rendered":"Biologia i geologia a GES 2: l&#8217;evoluci\u00f3 dels \u00e9ssers vius"},"content":{"rendered":"<p>Aquesta setmana al m\u00f2dul de GES 2 hem explicat diferents fen\u00f2mens de l&#8217;evoluci\u00f3 dels \u00e9ssers vius. Sempre vigilant de no caure en argumentacions <a href=\"https:\/\/ca.wikipedia.org\/wiki\/Lamarckisme\">lamarckianes<\/a>. Els exemples que hem treballat han estat:<\/p>\n<ul>\n<li>L&#8217;evoluci\u00f3 del bec dels pinsans de Darwin, segons l&#8217;aliment disponible a cada illa.<\/li>\n<li>El cas de la papallona del bedollar, i la preemin\u00e8ncia de la varietat fosca quan la revoluci\u00f3 industrial va ennegrir els troncs dels \u00e0lbers.<\/li>\n<li>L&#8217;evoluci\u00f3 de les potes del cavall, que generaci\u00f3 rere generaci\u00f3 la mutaci\u00f3 que redu\u00efa el nombre de dits es veia afavorida per la selecci\u00f3 natural.<\/li>\n<li>La diferenciaci\u00f3 entre el roure i l&#8217;alzina, un adaptat a les condicions de poca llum i humitat abundant de les obagues i l&#8217;altra adaptada a les condicions de llum i sequedat de la solana.<\/li>\n<li>Els bacteris multiresistents, fruit de l&#8217;\u00fas indiscriminat dels antibi\u00f2tics que ha perm\u00e8s que els bacteris mutants amb resist\u00e8ncia als antibi\u00f2tics predominin en les poblacions actuals provocant la inefic\u00e0cia dels antibi\u00f2tics.<\/li>\n<li>El cas de la mosca de la poma a Am\u00e8rica del Nord que s&#8217;alimenta del fruit de l&#8217;ar\u00e7 blanc, per\u00f2 que quan els europeus van portar pomeres, una subpoblaci\u00f3 va preferir la pomera seleccionant les mosques que naixien abans per coincidir amb la disponibilitat de pomes.<\/li>\n<li>El cas de la girafa i la seva longitud de coll, on simplement les girafes amb el coll m\u00e9s curt estaven menys preparades per alimentar-se de les branques altes de l&#8217;ac\u00e0cia i deixaven menys descend\u00e8ncia.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aquesta setmana al m\u00f2dul de GES 2 hem explicat diferents fen\u00f2mens de l&#8217;evoluci\u00f3 dels \u00e9ssers vius. Sempre vigilant de no caure en argumentacions lamarckianes. Els exemples que hem treballat han estat: L&#8217;evoluci\u00f3 del bec dels pinsans de Darwin, segons l&#8217;aliment disponible a cada illa. El cas de la papallona del bedollar, i la preemin\u00e8ncia de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2848,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1,29,85],"tags":[],"class_list":["post-2338","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general","category-portada","category-videos-i-fotos"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/posts\/2338","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/comments?post=2338"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/posts\/2338\/revisions"}],"predecessor-version":[{"id":3472,"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/posts\/2338\/revisions\/3472"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/media\/2848"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/media?parent=2338"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/categories?post=2338"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/cfalaverneda\/wp-json\/wp\/v2\/tags?post=2338"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}