{"id":2313,"date":"2023-11-12T11:25:26","date_gmt":"2023-11-12T10:25:26","guid":{"rendered":"https:\/\/agora.xtec.cat\/insbosc\/?p=2313"},"modified":"2023-11-13T08:40:51","modified_gmt":"2023-11-13T07:40:51","slug":"observacio-microorganismes","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/insbosc\/general\/observacio-microorganismes\/","title":{"rendered":"Observaci\u00f3 de col\u00f2nies de microorganismes del nostre entorn"},"content":{"rendered":"<p>L\u2019alumnat de Biologia de 1r d\u2019ESO ha comprovat la gran diversitat de microorganismes que conviuen amb nosaltres en diverses parts del nostre cos: aixelles, mans i ungles, llengua i dents, peus, cuir cabellut, melic, i cerumen de l\u2019o\u00efda.<br \/>\nTamb\u00e9 han analitzat objectes d\u2019\u00fas quotidi\u00e0, com la pantalla del m\u00f2bil, el teclat de l\u2019ordinador, les olleres, un anell, etc.<br \/>\nEl procediment ha estat el seg\u00fcent:<\/p>\n<ul>\n<li>Primer pas: Agafar la mostra, simplement amb un bastonet es fa un &#8220;frotis&#8221; a la superf\u00edcie o la zona a estudiar.<\/li>\n<li>Segon pas: Sembrem la mostra en un medi de cultiu. Els microorganismes per cr\u00e9ixer necessiten NUTRIENTS, HUMITAT I TEMPERATURA. El medi de cultiu, com ja hem dit, proporciona nutrients i humitat als microorganismes, per\u00f2 la temperatura, els hi proporciona L&#8217;ESTUFA. El medi de cultiu per tant, s&#8217;ha d&#8217;incubar: uns dies a la temperatura corporal de 37 \u00baC.<\/li>\n<p><a href=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes01.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes01.png\" alt=\"\" width=\"386\" height=\"510\" class=\"aligncenter size-full wp-image-2314\" srcset=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes01.png 386w, https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes01-227x300.png 227w\" sizes=\"auto, (max-width: 386px) 100vw, 386px\" \/><\/a><\/p>\n<li>Tercer pas: un cop s&#8217;ha incubat la placa amb les mostres sembrades, s&#8217;observen les col\u00f2nies de microorganismes. S\u00f3n les que podeu veure en les fotografies!! <\/li>\n<\/ul>\n<p><a href=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes02.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes02.png\" alt=\"\" width=\"573\" height=\"305\" class=\"aligncenter size-full wp-image-2315\" srcset=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes02.png 573w, https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes02-300x160.png 300w\" sizes=\"auto, (max-width: 573px) 100vw, 573px\" \/><\/a><\/p>\n<p>La diversitat de color i forma de la col\u00f2nia ens indica els diferents microorganismes que existeixen en la mostra. Alguns bacteris que hem pogut identificar segons el color i la forma de la col\u00f2nia s\u00f3n Micrococcus luteus, Stafilococcus aureus i mols bacils.<br \/>\nLa conclusi\u00f3 que podem treure \u00e9s que estem exposats a molts microorganismes que ens poden provocar moltes infeccions. Hem de tenir una bona higiene de mans i netejar regularment els objectes d&#8217;\u00fas habitual com el m\u00f2bil, el comandament a dist\u00e0ncia de la TV, el teclat de l\u2019ordinador, etc.<\/p>\n<p>Alicia Garc\u00eda, Professora de Biologia<\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes04.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes04.png\" alt=\"\" width=\"508\" height=\"382\" class=\"aligncenter size-full wp-image-2317\" srcset=\"https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes04.png 508w, https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes04-300x226.png 300w, https:\/\/agora.xtec.cat\/insbosc\/wp-content\/uploads\/usu2624\/2023\/11\/microorganismes04-200x150.png 200w\" sizes=\"auto, (max-width: 508px) 100vw, 508px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019alumnat de Biologia de 1r d\u2019ESO ha comprovat la gran diversitat de microorganismes que conviuen amb nosaltres en diverses parts del nostre cos: aixelles, mans i ungles, llengua i dents, peus, cuir cabellut, melic, i cerumen de l\u2019o\u00efda.<br \/>\nTamb\u00e9 han analitzat objectes d\u2019\u00fas quotidi\u00e0, com la&hellip;  <a href=\"https:\/\/agora.xtec.cat\/insbosc\/general\/observacio-microorganismes\/\" title=\"Read Observaci\u00f3 de col\u00f2nies de microorganismes del nostre entorn\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":1,"featured_media":2316,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[4,1,29],"tags":[124,373,371,372],"class_list":["post-2313","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-eso-1","category-general","category-portada","tag-biologia","tag-deteccio","tag-microorganismes","tag-mostres"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/posts\/2313","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/comments?post=2313"}],"version-history":[{"count":5,"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/posts\/2313\/revisions"}],"predecessor-version":[{"id":2322,"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/posts\/2313\/revisions\/2322"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/media\/2316"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/media?parent=2313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/categories?post=2313"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbosc\/wp-json\/wp\/v2\/tags?post=2313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}