{"id":1663,"date":"2019-10-03T17:16:23","date_gmt":"2019-10-03T15:16:23","guid":{"rendered":"http:\/\/evoluscience.fr\/?page_id=1663"},"modified":"2026-06-23T17:42:48","modified_gmt":"2026-06-23T15:42:48","slug":"activite-2","status":"publish","type":"page","link":"https:\/\/www.evoluscience.fr\/index.php\/cycle-4\/quatrieme-2\/4e-le-vivant\/chapitre-1-la-particularite-dune-espece\/activite-2\/","title":{"rendered":"Activit\u00e9 2"},"content":{"rendered":"\n<div id=\"wp-block-themeisle-blocks-advanced-columns-e5aa10f4\" 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-ee749645\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<div style=\"height:66px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-vivid-red-color has-text-color has-large-font-size wp-block-paragraph\">II. <strong>Organisation de l\u2019information h\u00e9r\u00e9ditaire<\/strong><\/p>\n\n\n\n<div style=\"height:52px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-vivid-green-cyan-color has-text-color wp-block-paragraph\"><strong>Comment est organis\u00e9e l\u2019information h\u00e9r\u00e9ditaire\ndes \u00eatres vivants&nbsp;?<\/strong><\/p>\n\n\n\n<div style=\"height:45px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-background wp-block-paragraph\" style=\"background-color:#ffdfa7\">Activit\u00e9 2&nbsp;: A partir d\u2019une observation microscopique de racine de jacinthe, r\u00e9aliser un sch\u00e9ma d\u2019observation et expliquer comment l\u2019information h\u00e9r\u00e9ditaire est organis\u00e9e.<\/p>\n\n\n\n<div style=\"height:47px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Comp\u00e9tences travaill\u00e9es&nbsp;:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Repr\u00e9senter l\u2019observation par un sch\u00e9ma<\/em><\/li>\n\n\n\n<li><em>Utiliser le microscope optique<\/em><\/li>\n<\/ul>\n\n\n\n<div style=\"height:46px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile\" style=\"grid-template-columns:auto 37%\"><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">Maintenant, r\u00e9aliser une observation microscopique de cellules de racines de jacinthe.<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/www.evoluscience.fr\/index.php\/methodologie\/fiches-methodologiques\/utiliser-un-microscope-optique\/\" target=\"_blank\" rel=\" noreferrer noopener\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"330\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-1024x330.png\" alt=\"\" class=\"wp-image-16618 size-full\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-1024x330.png 1024w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-300x97.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-768x247.png 768w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-1536x494.png 1536w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-520x167.png 520w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-740x238.png 740w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie.png 1790w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile\" style=\"grid-template-columns:auto 37%\"><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">Puis, r\u00e9aliser le dessin d&rsquo;observation.<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/www.evoluscience.fr\/index.php\/methodologie\/fiches-methodologiques\/utiliser-un-microscope-optique\/\" target=\"_blank\" rel=\" noreferrer noopener\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"330\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-1024x330.png\" alt=\"\" class=\"wp-image-16618 size-full\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-1024x330.png 1024w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-300x97.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-768x247.png 768w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-1536x494.png 1536w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-520x167.png 520w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie-740x238.png 740w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/06\/Icone-methodologie.png 1790w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1006\" src=\"https:\/\/evoluscience.fr\/wp-content\/uploads\/2021\/02\/A26DCCF4-C091-4189-B3E6-60A48BDCAA35-1024x1006.jpeg\" alt=\"\" class=\"wp-image-6088\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2021\/02\/A26DCCF4-C091-4189-B3E6-60A48BDCAA35-1024x1006.jpeg 1024w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2021\/02\/A26DCCF4-C091-4189-B3E6-60A48BDCAA35-300x295.jpeg 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2021\/02\/A26DCCF4-C091-4189-B3E6-60A48BDCAA35-768x754.jpeg 768w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2021\/02\/A26DCCF4-C091-4189-B3E6-60A48BDCAA35-1536x1509.jpeg 1536w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2021\/02\/A26DCCF4-C091-4189-B3E6-60A48BDCAA35-2048x2012.jpeg 2048w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2021\/02\/A26DCCF4-C091-4189-B3E6-60A48BDCAA35-520x511.jpeg 520w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2021\/02\/A26DCCF4-C091-4189-B3E6-60A48BDCAA35-740x727.jpeg 740w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Photographie d&rsquo;une observation microscopique de cellules de racine de jacinthe au grossissement x10x40 par Ilana<\/figcaption><\/figure>\n<\/div>\n\n\n<div style=\"height:96px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/evoluscience.fr\/index.php\/cycle-4\/quatrieme-2\/4e-le-vivant\/chapitre-1-la-particularite-dune-espece\/activite-2\/conclusion\/\" target=\"_blank\" rel=\"noreferrer noopener\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"538\" height=\"538\" src=\"https:\/\/evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion.png\" alt=\"\" class=\"wp-image-370\" style=\"width:326px;height:326px\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion.png 538w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-520x520.png 520w\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" \/><\/a><\/figure>\n<\/div>\n\n<div class=\"wp-block-image is-style-circle-mask\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/evoluscience.fr\/index.php\/cycle-4\/quatrieme-2\/4e-le-vivant\/chapitre-3-les-interactions-intraspecifiques-dans-la-reproduction-sexuee\/activite-2\/english-vocabulary\/\" target=\"_blank\" rel=\"noreferrer noopener\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"400\" src=\"https:\/\/evoluscience.fr\/wp-content\/uploads\/2020\/02\/Flag_of_the_United_Kingdom.png\" alt=\"\" class=\"wp-image-3115\" style=\"width:396px;height:198px\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/02\/Flag_of_the_United_Kingdom.png 800w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/02\/Flag_of_the_United_Kingdom-300x150.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/02\/Flag_of_the_United_Kingdom-768x384.png 768w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/02\/Flag_of_the_United_Kingdom-520x260.png 520w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/02\/Flag_of_the_United_Kingdom-740x370.png 740w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/evoluscience.fr\/wp-content\/uploads\/2020\/03\/4-PV-Chp1Act2-FC.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"735\" height=\"735\" src=\"https:\/\/evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1.png\" alt=\"\" class=\"wp-image-4366\" style=\"width:309px;height:309px\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1.png 735w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-520x520.png 520w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><\/a><\/figure>\n<\/div><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":1638,"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":301,"_seopress_analysis_target_kw":"","_monsterinsights_skip_tracking":false,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"class_list":["post-1663","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/1663","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=1663"}],"version-history":[{"count":1,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/1663\/revisions"}],"predecessor-version":[{"id":16719,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/1663\/revisions\/16719"}],"up":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/1638"}],"wp:attachment":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/media?parent=1663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}