{"id":2717,"date":"2026-03-13T13:05:39","date_gmt":"2026-03-13T12:05:39","guid":{"rendered":"https:\/\/biotechlerncenter.iph-multisite.berta-bewegt.ch\/?page_id=2717"},"modified":"2026-03-13T17:21:19","modified_gmt":"2026-03-13T16:21:19","slug":"document-de-travail","status":"publish","type":"page","link":"https:\/\/biotechlerncenter.interpharma.ch\/fr\/sujets\/genie-genetique\/document-de-travail\/","title":{"rendered":"Document de travail"},"content":{"rendered":"\n<div class=\"wp-block-group has-my-grey-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading\"><strong>Questions relatives \u00e0 la compr\u00e9hension du texte:<\/strong><\/h2>\n\n\n\n<p>En quoi l&rsquo;ARN se diff\u00e9rencie-t-il de l&rsquo;ADN? Citez deux diff\u00e9rences.<br>(R\u00e9ponse: 1. l&rsquo;ARN se compose d&rsquo;un seul brin alors que l&rsquo;ADN est double brin.<br>2. Dans l&rsquo;ARN, la base thymine [T] est remplac\u00e9e par un uracile [U])La s\u00e9quence d&rsquo;un brin d&rsquo;ADN est la suivante: AATTCGTCGGTCAGCC. Comment est la s\u00e9quence du brin compl\u00e9mentaire? (R\u00e9ponse: TTAAGCAGCCAGTCGG.)<\/p>\n\n\n\n<p>Quelles chances rec\u00e8le le g\u00e9nie g\u00e9n\u00e9tique? Et quels risques?<\/p>\n\n\n\n<p>(Vous trouverez des informations compl\u00e9mentaires sous&nbsp;<a href=\"http:\/\/fr.wikipedia.org\/wiki\/G%C3%A9nie_g%C3%A9n%C3%A9tique\" target=\"_blank\" rel=\"noreferrer noopener\">Wikipedia<\/a>)<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ordres de grandeur:<\/strong><\/h2>\n\n\n\n<p>Le diam\u00e8tre de l&rsquo;ADN est de l&rsquo;ordre du nanom\u00e8tre. Trouve une comparaison: Si une balle de ping-pong avait un diam\u00e8tre d&rsquo;un nanom\u00e8tre, quelle serait la taille d&rsquo;un objet d&rsquo;un m\u00e8tre? Avec quels objets cela serait-il comparable?<br>Entame un voyage virtuel allant de l&rsquo;\u00eatre humain jusqu&rsquo;aux g\u00e8nes: Quelles barri\u00e8res importantes le voyageur va-t-il devoir franchir? Dans quel ordre de grandeur le voyageur \u00e9volue-t-il chaque fois?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Structure de l&rsquo;ADN:<\/strong><\/h2>\n\n\n\n<p>A partir du&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/biotechlerncenter.interpharma.ch\/sites\/default\/files\/schema.pdf\" target=\"_blank\">sch\u00e9ma<\/a>&nbsp;ci-joint, d\u00e9coupe chacune des diff\u00e9rentes bases. D\u00e9coupe ensuite les deux squelettes sucre-phosphate le long de la ligne en pointill\u00e9s. Compose la s\u00e9quence suivante: CCATGA.<\/p>\n\n\n\n<p><a href=\"https:\/\/biotechlerncenter.interpharma.ch\/wp-content\/uploads\/2020\/02\/schema.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Sch\u00e9ma (PDF Format)<\/a><\/p>\n\n\n\n<p>Atelier d&rsquo;ADN<br>R\u00e9plication et traduction d&rsquo;ADN par&nbsp;<a href=\"http:\/\/www.pbs.org\/wgbh\/aso\/tryit\/dna\/shockwave.html\" target=\"_blank\" rel=\"noreferrer noopener\">clic de souris<\/a>&nbsp;(Source: PBS)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Biotechnologie:<\/strong><\/h2>\n\n\n\n<p>La biotechnologie est aujourd&rsquo;hui utilis\u00e9e dans de nombreux domaines: Quels sont ces domaines? Que signifient les notions de biotechnologie verte, rouge, bleue, grise et blanche? (Pour de plus amples informations, voir&nbsp;<a rel=\"noreferrer noopener\" href=\"http:\/\/fr.wikipedia.org\/wiki\/Biotechnologie\" target=\"_blank\">Wikipedia<\/a>)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Questions relatives \u00e0 l&rsquo;\u00e9thique g\u00e9n\u00e9tique<\/strong><\/h2>\n\n\n\n<p>Depuis des mill\u00e9naires, l&rsquo;homme a modifi\u00e9 g\u00e9n\u00e9tiquement de nombreuses vari\u00e9t\u00e9s animales et v\u00e9g\u00e9tales par des m\u00e9thodes d&rsquo;\u00e9levage. Pourquoi le g\u00e9nie g\u00e9n\u00e9tique moderne &#8211; qui ne modifie souvent qu&rsquo;un seul g\u00e8ne &#8211; a-t-il suscit\u00e9 une aussi vive opposition de la part de l&rsquo;opinion publique?<br>Imaginez que votre m\u00e8re ou votre p\u00e8re souffre d&rsquo;une maladie d&rsquo;origine g\u00e9n\u00e9tique, incurable et mortelle (la maladie de Huntington, par exemple). Vous soumettriez-vous vous-m\u00eame \u00e0 un test pour savoir si vous pr\u00e9sentez la pr\u00e9disposition g\u00e9n\u00e9tique \u00e0 cette maladie? Pourquoi oui ou pourquoi non?<br>Qui devrait avoir acc\u00e8s \u00e0 la s\u00e9quence du g\u00e9nome humain? Qui devrait avoir acc\u00e8s \u00e0 des informations g\u00e9n\u00e9tiques personnelles? (voir l&rsquo;article de la \u00abBasler Zeitung\u00bb sous la rubrique Documents)<\/p>\n\n\n\n<p>Tests de paternit\u00e9: un p\u00e8re a-t-il le droit de savoir si l&rsquo;enfant est ou non de lui? (voir l&rsquo;article de la \u00abBasler Zeitung\u00bb sous la rubrique Documents)<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>G\u00e9nome humain<\/strong><\/h2>\n\n\n\n<p>Sur l&rsquo;Internet: regardez la&nbsp;<a rel=\"noreferrer noopener\" href=\"http:\/\/www.ncbi.nlm.nih.gov\/projects\/genome\/guide\/human\/\" target=\"_blank\">Sequenz des menschlichen Genoms<\/a>&nbsp;.<\/p>\n\n\n\n<p>Exercice: trouvez la s\u00e9quence du g\u00e8ne de l&rsquo;insuline. Combien de lettres le g\u00e8ne comporte-t-il?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Questions relatives \u00e0 la compr\u00e9hension du texte: En quoi l&rsquo;ARN se diff\u00e9rencie-t-il de l&rsquo;ADN? Citez deux diff\u00e9rences.(R\u00e9ponse: 1. l&rsquo;ARN se compose d&rsquo;un seul brin alors que l&rsquo;ADN est double brin.2. Dans l&rsquo;ARN, la base thymine [T] est remplac\u00e9e par un uracile [U])La s\u00e9quence d&rsquo;un brin d&rsquo;ADN est la suivante: AATTCGTCGGTCAGCC. Comment est la s\u00e9quence du [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":738,"menu_order":10,"comment_status":"closed","ping_status":"closed","template":"page-templates\/unterthema.php","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-2717","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Document de travail - biotechlerncenter<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/biotechlerncenter.interpharma.ch\/themen\/gentechnik\/arbeitsblatt\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Document de travail\" \/>\n<meta property=\"og:description\" content=\"Questions relatives \u00e0 la compr\u00e9hension du texte: En quoi l&rsquo;ARN se diff\u00e9rencie-t-il de l&rsquo;ADN? Citez deux diff\u00e9rences.(R\u00e9ponse: 1. l&rsquo;ARN se compose d&rsquo;un seul brin alors que l&rsquo;ADN est double brin.2. Dans l&rsquo;ARN, la base thymine [T] est remplac\u00e9e par un uracile [U])La s\u00e9quence d&rsquo;un brin d&rsquo;ADN est la suivante: AATTCGTCGGTCAGCC. 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