{"id":2145,"date":"2016-05-13T20:02:37","date_gmt":"2016-05-13T20:02:37","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/biologyxwaymakerxmaster\/?post_type=chapter&#038;p=2145"},"modified":"2024-04-26T00:37:09","modified_gmt":"2024-04-26T00:37:09","slug":"putting-it-together-metabolic-pathways","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/wm-nmbiology1\/chapter\/putting-it-together-metabolic-pathways\/","title":{"raw":"Putting It Together: Metabolic Pathways","rendered":"Putting It Together: Metabolic Pathways"},"content":{"raw":"Whether the organism is a bacterium, plant, or animal, all living things access energy by breaking down carbohydrate molecules. But if plants make carbohydrate molecules, why would they need to break them down, especially when it has been shown that the gas organisms release as a \"waste product\" (CO<sub>2<\/sub>) acts as a substrate for the formation of more food in photosynthesis? Remember, living things need energy to perform life functions. In addition, an organism can either make its own food or eat another organism\u2014either way, the food still needs to be converted to a form cells can actually use. Finally, in that process of conversion, called cellular respiration, organisms release needed energy and produce \"waste\" in the form of CO<sub>2<\/sub> gas.\r\n<div class=\"textbox key-takeaways\">\r\n<h3>Biofuels<\/h3>\r\nObviously its important for providing energy for living organisms to power themselves. But is that the only power that photosynthesis provides? What about biofuels? Watch this 14 minute video for an amazing discussion of a proposed biofuel source that doesn\u2019t use arable land, doesn\u2019t take away food crops, and utilizes wastewater from cities.\r\n\r\nhttps:\/\/youtu.be\/X-HE4Hfa-OY\r\n\r\n<\/div>","rendered":"<p>Whether the organism is a bacterium, plant, or animal, all living things access energy by breaking down carbohydrate molecules. But if plants make carbohydrate molecules, why would they need to break them down, especially when it has been shown that the gas organisms release as a &#8220;waste product&#8221; (CO<sub>2<\/sub>) acts as a substrate for the formation of more food in photosynthesis? Remember, living things need energy to perform life functions. In addition, an organism can either make its own food or eat another organism\u2014either way, the food still needs to be converted to a form cells can actually use. Finally, in that process of conversion, called cellular respiration, organisms release needed energy and produce &#8220;waste&#8221; in the form of CO<sub>2<\/sub> gas.<\/p>\n<div class=\"textbox key-takeaways\">\n<h3>Biofuels<\/h3>\n<p>Obviously its important for providing energy for living organisms to power themselves. But is that the only power that photosynthesis provides? What about biofuels? Watch this 14 minute video for an amazing discussion of a proposed biofuel source that doesn\u2019t use arable land, doesn\u2019t take away food crops, and utilizes wastewater from cities.<\/p>\n<p><iframe loading=\"lazy\" id=\"oembed-1\" title=\"Jonathan Trent: Energy from floating algae pods\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/X-HE4Hfa-OY?feature=oembed&#38;rel=0\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<\/div>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-2145\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Original<\/div><ul class=\"citation-list\"><li><strong>Authored by<\/strong>: Shelli Carter and Lumen Learning. <strong>Provided by<\/strong>: Lumen Learning. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em><\/li><\/ul><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Shared previously<\/div><ul class=\"citation-list\"><li>Biology. <strong>Provided by<\/strong>: OpenStax CNX. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"http:\/\/cnx.org\/contents\/185cbf87-c72e-48f5-b51e-f14f21b5eabd@10.8\">http:\/\/cnx.org\/contents\/185cbf87-c72e-48f5-b51e-f14f21b5eabd@10.8<\/a>. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em>. <strong>License Terms<\/strong>: Download for free at http:\/\/cnx.org\/contents\/185cbf87-c72e-48f5-b51e-f14f21b5eabd@10.8<\/li><\/ul><div class=\"license-attribution-dropdown-subheading\">All rights reserved content<\/div><ul class=\"citation-list\"><li>Jonathan Trent: Energy from floating algae pods. <strong>Authored by<\/strong>: TED. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"https:\/\/youtu.be\/X-HE4Hfa-OY\">https:\/\/youtu.be\/X-HE4Hfa-OY<\/a>. <strong>License<\/strong>: <em>All Rights Reserved<\/em>. <strong>License Terms<\/strong>: Standard YouTube License<\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":17,"menu_order":25,"template":"","meta":{"_candela_citation":"[{\"type\":\"original\",\"description\":\"\",\"author\":\"Shelli Carter and Lumen Learning\",\"organization\":\"Lumen Learning\",\"url\":\"\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"\"},{\"type\":\"copyrighted_video\",\"description\":\"Jonathan Trent: Energy from floating algae pods\",\"author\":\"TED\",\"organization\":\"\",\"url\":\"https:\/\/youtu.be\/X-HE4Hfa-OY\",\"project\":\"\",\"license\":\"arr\",\"license_terms\":\"Standard YouTube License\"},{\"type\":\"cc\",\"description\":\"Biology\",\"author\":\"\",\"organization\":\"OpenStax 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