{"id":146579,"date":"2022-03-20T03:28:18","date_gmt":"2022-03-19T21:58:18","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/anabaena-definition-nitrogen-fixation-structure-and-metabolism\/"},"modified":"2022-04-14T00:40:06","modified_gmt":"2022-04-13T19:10:06","slug":"anabaena-definition-nitrogen-fixation-structure-and-metabolism","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/biology\/anabaena\/","title":{"rendered":"Anabaena &#8211; Definition, Nitrogen Fixation, Structure and Metabolism"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_37 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' style='display:block'><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/infinitylearn.com\/surge\/biology\/anabaena\/#What_is_Anabaena\" title=\"What is Anabaena?\">What is Anabaena?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/infinitylearn.com\/surge\/biology\/anabaena\/#Genome_Structure\" title=\"Genome Structure\">Genome Structure<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/infinitylearn.com\/surge\/biology\/anabaena\/#Nitrogen_Fixation_by_Anabaena\" title=\"Nitrogen Fixation by Anabaena\">Nitrogen Fixation by Anabaena<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/infinitylearn.com\/surge\/biology\/anabaena\/#Anabaena_Variabilis\" title=\"Anabaena Variabilis\">Anabaena Variabilis<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_Anabaena\"><\/span>What is Anabaena?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Anabaena is a genus of filamentous cyanobacteria. These bacteria can form colonies of cells that are either single cells or joined together in long filaments. The cells are photosynthetic and produce oxygen gas as a by-product of photosynthesis.<\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-146578 size-full\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/anabaena-definition-nitrogen-fixation-structure-and-metabolism.jpg\" alt=\"\" width=\"606\" height=\"428\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/anabaena-definition-nitrogen-fixation-structure-and-metabolism.jpg?v=1647727094 606w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/anabaena-definition-nitrogen-fixation-structure-and-metabolism-300x212.jpg?v=1647727094 300w\" sizes=\"(max-width: 606px) 100vw, 606px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Genome_Structure\"><\/span>Genome Structure<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>In genetics, genome structure is the organization of the genetic material of a cell. The genetic material is composed of DNA, and the DNA is organized into chromosomes. Chromosomes are composed of DNA, and DNA is composed of nucleotides. A nucleotide is composed of a base, a sugar, and a phosphate. The base is either adenine (A), cytosine (C), guanine (G), or thymine (T). The sugar is deoxyribose, and the phosphate is either a phosphate group (PO 4 ) or a pyrophosphate group (PPO 4 ). The base, sugar, and phosphate of a nucleotide are all connected by covalent bonds. The order of the nucleotides in DNA determines the sequence of the amino acids in a protein.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nitrogen_Fixation_by_Anabaena\"><\/span>Nitrogen Fixation by Anabaena<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Nitrogen fixation is the process of converting atmospheric nitrogen (N2) into ammonia (NH3). This process is carried out by certain bacteria, called nitrogen-fixing bacteria.<\/p>\n<p>One common nitrogen-fixing bacteria is Anabaena. Anabaena can fix nitrogen by using the enzyme nitrogenase. Nitrogenase converts N2 into two ammonia molecules (NH3).<\/p>\n<p>Anabaena is found in aquatic environments, such as ponds and lakes. It can fix nitrogen in the presence of oxygen, but it also has the ability to fix nitrogen in the absence of oxygen, using a process called anaerobic nitrogen fixation.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Anabaena_Variabilis\"><\/span>Anabaena Variabilis<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Anabaena variabilis is a species of filamentous cyanobacterium. It is a photosynthetic prokaryote that fixates nitrogen gas from the air and converts it into a form that plants can use. It is found in many different types of aquatic environments, including fresh water, salt water, and soil. It is a motile bacterium with a single polar flagellum. It forms colonies that are either filamentous or spherical. The cells of the colony are either motile or non-motile. Anabaena variabilis is a nitrogen-fixing bacterium, meaning that it can convert atmospheric nitrogen gas into a form that plants can use. This is an important process, because plants cannot use nitrogen gas directly, but require it to be converted into a form that they can use.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What is Anabaena? Anabaena is a genus of filamentous cyanobacteria. These bacteria can form colonies of cells that are either [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"Anabaena - Definition, Nitrogen Fixation, Structure and Metabolism","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"Learn about anabaena topic of Biology in details explained by subject experts on infinitylearn.com. 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