Which of the following are carbohydrates?<\/p>\n\n\n\n
A glycogen, cellulose, ATP<\/p>\n\n\n\n
B sugar, glucose, steroids <\/p>\n\n\n\n
C glucose, glycogen, waxes <\/p>\n\n\n\n
D sugar, glucose, starch<\/p>\n\n\n\n
The Correct Answer and Explanation is :<\/strong><\/mark><\/p>\n\n\n\n The correct answer is D: sugar, glucose, starch<\/strong>.<\/p>\n\n\n\n Carbohydrates are one of the four main macromolecules essential for life, primarily serving as a source of energy and playing a key role in the structure of cells. They are organic compounds made up of carbon, hydrogen, and oxygen, typically in a ratio of 1:2:1. Carbohydrates can be classified into three main categories: sugars (simple carbohydrates), oligosaccharides, and polysaccharides (complex carbohydrates).<\/p>\n\n\n\n Sugar<\/strong> refers to simple carbohydrates, which can be classified as monosaccharides or disaccharides. Glucose<\/strong>, a monosaccharide, is one of the most important sugars for energy production in living organisms. It serves as the primary energy source for cells and is crucial in cellular respiration.<\/p>\n\n\n\n Starch<\/strong> is a polysaccharide, which means it is composed of many glucose units linked together. It is the primary storage form of carbohydrates in plants, allowing them to store energy for later use. When consumed, starch is broken down into glucose molecules, which can then be used for energy.<\/p>\n\n\n\n On the other hand, glycogen<\/strong> (option A) is a storage form of carbohydrates in animals but is also classified as a polysaccharide. Cellulose<\/strong> is a structural polysaccharide found in plant cell walls and is not digestible by humans, serving primarily a structural function. ATP<\/strong> (adenosine triphosphate) is not a carbohydrate; rather, it is the primary energy carrier in cells.<\/p>\n\n\n\n In option B, steroids<\/strong> are lipids, not carbohydrates, and while sugar and glucose are carbohydrates, the presence of steroids disqualifies this option. In option C, waxes<\/strong> are also lipids, and therefore, glucose and glycogen cannot be considered carbohydrates within that context.<\/p>\n\n\n\n In summary, the carbohydrates listed in option D\u2014sugar, glucose, and starch\u2014are essential components of nutrition and energy metabolism, highlighting their critical role in biological systems.<\/p>\n","protected":false},"excerpt":{"rendered":" Which of the following are carbohydrates? A glycogen, cellulose, ATP B sugar, glucose, steroids C glucose, glycogen, waxes D sugar, glucose, starch The Correct Answer and Explanation is : The correct answer is D: sugar, glucose, starch. Explanation Carbohydrates are one of the four main macromolecules essential for life, primarily serving as a source of […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-151895","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/151895","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=151895"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/151895\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=151895"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=151895"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=151895"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Explanation<\/h3>\n\n\n\n