{"id":6886,"date":"2016-11-15T10:43:26","date_gmt":"2016-11-15T10:43:26","guid":{"rendered":"http:\/\/www.batxilleratgranes.com\/?p=6886"},"modified":"2016-11-15T11:42:08","modified_gmt":"2016-11-15T11:42:08","slug":"extraccio-del-dna-dun-kiwi-i-de-la-saliva","status":"publish","type":"post","link":"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/","title":{"rendered":"Extracci\u00f3 del DNA d&#8217;un kiwi i de la saliva"},"content":{"rendered":"<p style=\"text-align: justify;\">El passat divendres, els alumnes de la mat\u00e8ria espec\u00edfica de <strong>Biotecnologia<\/strong> de <a href=\"http:\/\/www.batxilleratgranes.com\/\">Gran\u00e9s Batxillerat<\/a> van realitzar unes pr\u00e0ctiques al laboratori per treballar les mol\u00e8cules del DNA i la seva fisiologia. En concret, es tractava de l&#8217;extracci\u00f3 del DNA d&#8217;un kiwi i tamb\u00e9 de la saliva.<\/p>\n<p><a href=\"http:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168.jpg\" rel=\"attachment wp-att-6887\"><img loading=\"lazy\" decoding=\"async\" width=\"1041\" height=\"576\" class=\"alignnone size-full wp-image-6887\" src=\"http:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168.jpg\" alt=\"Extracci\u00f3 DNA kiwi i saliva. Biotecnologia\" srcset=\"https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168.jpg 1041w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168-300x166.jpg 300w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168-768x425.jpg 768w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168-1024x567.jpg 1024w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168-650x360.jpg 650w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168-80x43.jpg 80w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168-960x531.jpg 960w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110253-e1479203076168-1000x553.jpg 1000w\" sizes=\"(max-width: 1041px) 100vw, 1041px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Per comen\u00e7ar amb l&#8217;<strong>extracci\u00f3 del DNA del kiwi<\/strong>, els alumnes, distribu\u00efts en diferents grups, van seguir exactament el protocol indicat al dossier de Biotecnologia. Primer, van tallar el kiwi per la meitat i li van treure la pell i la zona blanca central. Despr\u00e9s, el van tallar en porcions petites i el van col\u00b7locar en un morter, pressionant-lo el m\u00e0xim possible amb una mica d&#8217;aigua destil\u00b7lada. Un cop realitzat aquest pas, els alumnes van haver de traspassar aquest contingut a un vdp i afegir-hi 40 ml de NACI al 6% i remenar amb una vareta de vidre.<\/p>\n<p><a href=\"http:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi.jpg\" rel=\"attachment wp-att-6890\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" class=\"alignnone size-full wp-image-6890\" src=\"http:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi.jpg\" alt=\"Extracci\u00f3 del DNA dun kiwi i de la saliva\" srcset=\"https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi.jpg 1200w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-150x150.jpg 150w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-300x300.jpg 300w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-768x768.jpg 768w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-1024x1024.jpg 1024w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-650x650.jpg 650w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-60x60.jpg 60w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-75x75.jpg 75w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-960x960.jpg 960w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/Extracci\u00f3-DNA-kiwi-1000x1000.jpg 1000w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Tot seguit, s&#8217;afegeix a la mescla 15 gotes de detergent, es remena suaument amb una esp\u00e0tula 30 segons i despr\u00e9s es filtra amb un embut prove\u00eft d&#8217;una gasa sobre un Erlenmeyer, pressionant lleugerament per recuperar el m\u00e0xim de filtratge. Es mesura uns 10cc i es traslladen a la proveta i despr\u00e9s, molt lentament, es vessen a l&#8217;interior 40 ml d&#8217;etanol fred. Es deixa reposar durant uns minuts i s&#8217;observa com es va formant l&#8217;ADN de forma filamentosa. Finalment, s&#8217;introdueix una vareta de vidre fins a la zona de la interfase i es fa girar suaument sense tocar les parets per tal que el DNA s&#8217;hi quedi enganxat.<\/p>\n<p><a href=\"http:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248.jpg\" rel=\"attachment wp-att-6891\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" class=\"alignnone size-full wp-image-6891\" src=\"http:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248.jpg\" alt=\"PB110248\" srcset=\"https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248.jpg 1200w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248-300x169.jpg 300w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248-768x432.jpg 768w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248-1024x576.jpg 1024w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248-650x366.jpg 650w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248-960x540.jpg 960w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110248-1000x563.jpg 1000w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Pel que fa a l&#8217;<strong>extracci\u00f3 del DNA de la saliva<\/strong>, seguint tamb\u00e9 les indicacions del protocol del dossier de Biotecnologia, els alumnes van posar primer\u00a0una mica de saliva en un tub d&#8217;assaig i van afegir una cullerada de la dissoluci\u00f3 de sal comuna al 6% i una altra dissoluci\u00f3 de sab\u00f3 de rentar plats, barrejant-ho i vigilant que no es form\u00e9s massa escuma. Seguit d&#8217;aix\u00f2, amb el tub inclinat, van deixar relliscar per l&#8217;interior, amb molt de compte, una cullerada d&#8217;alcohol molt fred, que havia de quedar-se surant damunt de la mescla.<\/p>\n<p style=\"text-align: justify;\"><a href=\"http:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222.jpg\" rel=\"attachment wp-att-6893\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" class=\"alignnone size-full wp-image-6893\" src=\"http:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222.jpg\" alt=\"Extracci\u00f3 del DNA de la saliva\" srcset=\"https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222.jpg 1200w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222-300x169.jpg 300w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222-768x432.jpg 768w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222-1024x576.jpg 1024w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222-650x366.jpg 650w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222-960x540.jpg 960w, https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110222-1000x563.jpg 1000w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Despr\u00e9s, van deixar el tub en rep\u00f2s uns minuts fins que van apar\u00e8ixer unes petites bombolles a la superf\u00edcie que separa els dos l\u00edquids. L&#8217;\u00faltim pas era\u00a0submergir la vareta fins que tragu\u00e9s el l\u00edmit entre les dues capes de l\u00edquid i fer-la girar, sempre en la mateixa direcci\u00f3 i sense fregar les parets del tub d&#8217;assaig, per recollir els filaments de DNA.<\/p>\n<h3 style=\"text-align: center;\">Ho vau fer genial, com podeu veure en aquest v\u00eddeo!<\/h3>\n<div class=\"nv-iframe-embed\"><iframe loading=\"lazy\" title=\"Extracci\u00f3 del DNA d&#039;un kiwi i de la saliva\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/ug16R1q2pw8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/div>\n","protected":false},"excerpt":{"rendered":"<p>El passat divendres, els alumnes de la mat\u00e8ria espec\u00edfica de Biotecnologia de Gran\u00e9s Batxillerat van realitzar unes pr\u00e0ctiques al laboratori per treballar les mol\u00e8cules del DNA i la seva fisiologia. En concret, es tractava de l&#8217;extracci\u00f3 del DNA d&#8217;un kiwi i tamb\u00e9 de la saliva. Per comen\u00e7ar amb l&#8217;extracci\u00f3 del DNA del kiwi, els alumnes,&hellip;&nbsp;<a href=\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Extracci\u00f3 del DNA d&#8217;un kiwi i de la saliva<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":6892,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[7],"tags":[22,335,333,334,35,331,332,336],"class_list":["post-6886","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-centre-batxillerat-granes","tag-batxillerat","tag-biotecnologia","tag-dna","tag-experiments","tag-granes-batxillerat","tag-laboratori","tag-molecules","tag-practiques"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Extracci\u00f3 del DNA d&#039;un kiwi i de la saliva - Gran\u00e9s Batxillerat - Escuela especializada en Bachillerato en Barcelona<\/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:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Extracci\u00f3 del DNA d&#039;un kiwi i de la saliva - Gran\u00e9s Batxillerat - Escuela especializada en Bachillerato en Barcelona\" \/>\n<meta property=\"og:description\" content=\"El passat divendres, els alumnes de la mat\u00e8ria espec\u00edfica de Biotecnologia de Gran\u00e9s Batxillerat van realitzar unes pr\u00e0ctiques al laboratori per treballar les mol\u00e8cules del DNA i la seva fisiologia. En concret, es tractava de l&#8217;extracci\u00f3 del DNA d&#8217;un kiwi i tamb\u00e9 de la saliva. Per comen\u00e7ar amb l&#8217;extracci\u00f3 del DNA del kiwi, els alumnes,&hellip;&nbsp;Read More &raquo;Extracci\u00f3 del DNA d&#8217;un kiwi i de la saliva\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/\" \/>\n<meta property=\"og:site_name\" content=\"Gran\u00e9s Batxillerat - Escuela especializada en Bachillerato en Barcelona\" \/>\n<meta property=\"article:published_time\" content=\"2016-11-15T10:43:26+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2016-11-15T11:42:08+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110227-e1479206037120.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"700\" \/>\n\t<meta property=\"og:image:height\" content=\"394\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"mireia.martinez\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"mireia.martinez\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/\"},\"author\":{\"name\":\"mireia.martinez\",\"@id\":\"https:\/\/www.batxilleratgranes.com\/es\/#\/schema\/person\/4e10f231f79e8e2d24629e02b8283201\"},\"headline\":\"Extracci\u00f3 del DNA d&#8217;un kiwi i de la saliva\",\"datePublished\":\"2016-11-15T10:43:26+00:00\",\"dateModified\":\"2016-11-15T11:42:08+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/\"},\"wordCount\":473,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.batxilleratgranes.com\/es\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110227-e1479206037120.jpg\",\"keywords\":[\"Batxillerat\",\"Biotecnologia\",\"DNA\",\"Experiments\",\"Gran\u00e9s Batxillerat\",\"Laboratori\",\"Mol\u00e8cules\",\"Pr\u00e0ctiques\"],\"articleSection\":[\"Activitats Gran\u00e9s\"],\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/\",\"url\":\"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/\",\"name\":\"Extracci\u00f3 del DNA d'un kiwi i de la saliva - 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En concret, es tractava de l&#8217;extracci\u00f3 del DNA d&#8217;un kiwi i tamb\u00e9 de la saliva. Per comen\u00e7ar amb l&#8217;extracci\u00f3 del DNA del kiwi, els alumnes,&hellip;&nbsp;Read More &raquo;Extracci\u00f3 del DNA d&#8217;un kiwi i de la saliva","og_url":"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/","og_site_name":"Gran\u00e9s Batxillerat - Escuela especializada en Bachillerato en Barcelona","article_published_time":"2016-11-15T10:43:26+00:00","article_modified_time":"2016-11-15T11:42:08+00:00","og_image":[{"width":700,"height":394,"url":"https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110227-e1479206037120.jpg","type":"image\/jpeg"}],"author":"mireia.martinez","twitter_card":"summary_large_image","twitter_misc":{"Written by":"mireia.martinez","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/#article","isPartOf":{"@id":"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/"},"author":{"name":"mireia.martinez","@id":"https:\/\/www.batxilleratgranes.com\/es\/#\/schema\/person\/4e10f231f79e8e2d24629e02b8283201"},"headline":"Extracci\u00f3 del DNA d&#8217;un kiwi i de la saliva","datePublished":"2016-11-15T10:43:26+00:00","dateModified":"2016-11-15T11:42:08+00:00","mainEntityOfPage":{"@id":"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/"},"wordCount":473,"commentCount":0,"publisher":{"@id":"https:\/\/www.batxilleratgranes.com\/es\/#organization"},"image":{"@id":"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/#primaryimage"},"thumbnailUrl":"https:\/\/www.batxilleratgranes.com\/wp-content\/uploads\/2016\/11\/PB110227-e1479206037120.jpg","keywords":["Batxillerat","Biotecnologia","DNA","Experiments","Gran\u00e9s Batxillerat","Laboratori","Mol\u00e8cules","Pr\u00e0ctiques"],"articleSection":["Activitats Gran\u00e9s"],"inLanguage":"es","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/","url":"https:\/\/www.batxilleratgranes.com\/es\/extraccio-del-dna-dun-kiwi-i-de-la-saliva\/","name":"Extracci\u00f3 del DNA d'un kiwi i de la saliva - 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