{"id":2225,"date":"2019-10-18T22:18:46","date_gmt":"2019-10-18T20:18:46","guid":{"rendered":"http:\/\/evoluscience.fr\/?page_id=2225"},"modified":"2026-07-04T21:08:54","modified_gmt":"2026-07-04T19:08:54","slug":"conclusion","status":"publish","type":"page","link":"https:\/\/www.evoluscience.fr\/index.php\/cycle-4\/troisieme-2\/3e-le-vivant\/chapitre-2-genetique-et-selection-naturelle\/activite-3\/conclusion\/","title":{"rendered":"Conclusion"},"content":{"rendered":"\n<div id=\"wp-block-themeisle-blocks-advanced-columns-a97e2e78\" class=\"wp-block-themeisle-blocks-advanced-columns has-1-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-equal-layout has-vertical-unset\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-976b06cf\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<p class=\"has-drop-cap has-vivid-red-color has-text-color wp-block-paragraph\">Un nouvel all\u00e8le peut appara\u00eetre par un m\u00e9canisme de mutation au niveau d\u2019un g\u00e8ne. <\/p>\n\n\n\n<p class=\"has-luminous-vivid-orange-color has-text-color wp-block-paragraph\">Une mutation g\u00e9n\u00e9tique d\u00e9signe une modification de l&rsquo;information de l\u2019ADN&nbsp; d&rsquo;une cellule. <\/p>\n\n\n\n<p class=\"has-vivid-red-color has-text-color wp-block-paragraph\">Elle peut \u00eatre silencieuse ou entra\u00een\u00e9e un ph\u00e9notype diff\u00e9rent. Elle a lieu au cours de la copie d\u2019ADN spontan\u00e9ment ou sous l\u2019action d\u2019un agent mutag\u00e8ne (UV). <\/p>\n\n\n\n<p class=\"has-vivid-red-color has-text-color wp-block-paragraph\">Si la mutation a lieu dans les cellules reproductrices, elle est transmise \u00e0 la descendance. Cette innovation g\u00e9n\u00e9tique peut jouer un r\u00f4le dans la s\u00e9lection naturelle \u00e9tant neutre, avantageuse ou d\u00e9favorable dans un environnement.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/07\/image-2.png\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"559\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/07\/image-2.png\" alt=\"\" class=\"wp-image-17165\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/07\/image-2.png 1024w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/07\/image-2-300x164.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/07\/image-2-768x419.png 768w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/07\/image-2-520x284.png 520w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/07\/image-2-740x404.png 740w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<div style=\"height:172px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:58px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Chanson : S\u00e9lection naturelle<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/04\/Descendance-au-Pluie-mp3-image.jpg\" alt=\"\" class=\"wp-image-13908\" style=\"width:452px;height:auto\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/04\/Descendance-au-Pluie-mp3-image.jpg 360w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/04\/Descendance-au-Pluie-mp3-image-300x300.jpg 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/04\/Descendance-au-Pluie-mp3-image-150x150.jpg 150w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n<\/div>\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/04\/Descendance-au-Pluie.mp3\"><\/audio><\/figure>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":2222,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_monsterinsights_skip_tracking":false,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"class_list":["post-2225","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/2225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/comments?post=2225"}],"version-history":[{"count":2,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/2225\/revisions"}],"predecessor-version":[{"id":17170,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/2225\/revisions\/17170"}],"up":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/2222"}],"wp:attachment":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/media?parent=2225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}