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A '''fatty acid''' is a long [[molecule]] that is makes part of a [[lipid]]. ===About Fatty Acids===: '''Fatty acids''' are a more dense store of [[Chemical Potential Energy Store|chemical energy]] than [[carbohydrate]]s.{| class="wikitable"|-|[[File:LipidDiagram.png|center|400px]]|-| style="height:20px; width:400px; text-align:center;" |This [[diagram]] shows a simple representation of a [[lipid]] noting its three '''fatty acid''' tails.|} ===References=======AQA==== :[https://www.amazon.co.uk/gp/product/0198359373/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359373&linkCode=as2&tag=nrjc-21&linkId=952a73bbb09d222ecc4b50d200679849 ''Fats/fatty acids, pages 4041, 46-47, 49, GCSE Biology; Third Edition, Oxford University Press, AQA '']:[https://www.amazon.co.uk/gp/product/0008158754/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158754&linkCode=as2&tag=nrjc-21&linkId=27ad53b0283feeff7fc5ae04a9e205f291 ''Fatty acid, pages 101, 103, GCSE Biology; Student Book, Collins, AQA '']:[https://www.amazon.co.uk/gp/product/1782945563/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945563&linkCode=as2&tag=nrjc-21&linkId=9a1d023a374038e6072f33c4f3cf808b ''Fatty acids, page 30, GCSE Biology; The Revision Guide, CGP, AQA ''] ====Edexcel==== :[https://www.amazon.co.uk/gp/product/1782946748/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782946748&linkCode=as2&tag=nrjc-21&linkId=a4f0348fc37d0ba1bb52d27f8679581f ''Fatty acids, page 18, GCSE Biology; The Revision Guide, CGP, Edexcel '']:[https://www.amazon.co.uk/gp/product/1782948120/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948120&linkCode=as2&tag=nrjc-21&linkId=dedef775c6a43dbb0a609441525adac0 ''Fatty acids, page 42, GCSE Biology, CGP, Edexcel ''] ====OCR====:[https://www.amazon.co.uk/gp/product/1782945695/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945695&linkCode=as2&tag=nrjc-21&linkId=ceafcc80bcad6b6754ee97a0c7ceea53 ''Fatty acids, page 20, Gateway GCSE Combined Science; The Revision Guide, CGP, OCR '']