{"id":45006,"date":"2026-10-05T10:40:00","date_gmt":"2026-10-05T08:40:00","guid":{"rendered":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/?p=45006"},"modified":"2026-10-07T09:11:54","modified_gmt":"2026-10-07T07:11:54","slug":"dismoipourquoi-il-nexiste-pas-de-legumes-bleus","status":"publish","type":"post","link":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/2026\/10\/05\/dismoipourquoi-il-nexiste-pas-de-legumes-bleus\/","title":{"rendered":"[#DisMoiPourquoi] Il n\u2019existe pas de l\u00e9gumes bleus ?"},"content":{"rendered":"<div class=\"intext\"> Ta\u00efka, 11ans. Coll\u00e8ge du Pays de Banon. Banon (04)\n              <\/div>\n<div class=\"paragraph\">\n<p>Commen\u00e7ons peut-\u00eatre par le long d\u00e9bat sur la diff\u00e9rence entre un l\u00e9gume et un fruit. Un l\u00e9gume est une plante (ou une partie d\u2019une plante) potag\u00e8re que nous utilisons en cuisine pour notre alimentation.<\/p>\n<p>Les fruits sont la partie d\u2019une plante qui renferme le noyau ou les p\u00e9pins qui permettront \u00e0 la plante de se multiplier. En cuisine, on assimile souvent les fruits aux produits v\u00e9g\u00e9taux plut\u00f4t sucr\u00e9s et acidul\u00e9s que nous mangeons en fin de repas.<\/p>\n<p>Les plantes sont compos\u00e9es de mol\u00e9cules qui leur permettent de grandir (photosynth\u00e8se), de ne pas vieillir trop vite (antioxydants), de donner envie aux animaux de les manger (belles couleurs) que l\u2019on appelle pigments. Les pigments sont souvent de couleur verte (chlorophylle), jaune\/rouge (carot\u00e9no\u00efdes), ou bleu\/violet (anthocyanes). Les anthocyanes changent de couleur en fonction de l\u2018acidit\u00e9. Dans les milieux acides, ce qui est plut\u00f4t le cas des l\u00e9gumes, elles apparaissent violettes. La pomme de terre Bleue d\u2019Artois, se rapproche un peu du bleu, sans vraiment l\u2019atteindre.\u00a0\u00bb<\/p>\n<\/p><\/div>\n<div class=\"paragraph\">\n<p><b>Mika\u00ebl Akimowicz &#8211; Ma\u00eetre de Conf\u00e9rences au Laboratoire d\u2019\u00c9conomie et de Sociologie du Travail (CNRS\/AMU)<\/b><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"Commen&ccedil;ons peut-&ecirc;tre par le long d&eacute;bat sur la diff&eacute;rence entre un l&eacute;gume et un fruit. Un l&eacute;gume est une plante (ou une partie d&rsquo;une plante) potag&egrave;re que nous utilisons en cuisine pour notre &#8230;","protected":false},"author":1,"featured_media":45007,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[918,3926,3925,20],"tags":[2543,10,2482,57,172,16,2277,1058,2872,3221],"news-destination":[3944],"news-source":[475],"is_homepage":[],"ta_other":[],"class_list":["post-45006","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-accueil","category-accueil-merge","category-accueil-third","category-societe","tag-dismoipourquoi","tag-bouches-du-rhone","tag-cnrs","tag-enfants","tag-les-petits-debrouillards","tag-marseille","tag-plantes","tag-science","tag-scientifiques","tag-universite-aix-marseille","news-destination-homepage","news-source-website"],"_links":{"self":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/45006","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/comments?post=45006"}],"version-history":[{"count":2,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/45006\/revisions"}],"predecessor-version":[{"id":45018,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/posts\/45006\/revisions\/45018"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/media\/45007"}],"wp:attachment":[{"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/media?parent=45006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/categories?post=45006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/tags?post=45006"},{"taxonomy":"news-destination","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/news-destination?post=45006"},{"taxonomy":"news-source","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/news-source?post=45006"},{"taxonomy":"is_homepage","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/is_homepage?post=45006"},{"taxonomy":"ta_other","embeddable":true,"href":"https:\/\/euapp01.newsmemory.com\/lamarseillaise\/news\/wp-json\/wp\/v2\/ta_other?post=45006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}