Correct Answer:<\/strong> Explanation<\/strong><\/p>\n\n\n\n The body’s preferred energy source is carbohydrates<\/strong>. These are organic compounds made up of carbon, hydrogen, and oxygen, and they serve as the body’s most efficient and readily available source of energy.<\/p>\n\n\n\n When carbohydrates are consumed, they are broken down into glucose<\/strong>, a simple sugar that enters the bloodstream. Glucose is crucial because it is the primary fuel for the brain, nervous system, and muscles, especially during high-intensity activities. The hormone insulin<\/strong>, produced by the pancreas, helps cells absorb glucose from the blood to use for energy or store for later use.<\/p>\n\n\n\n The body stores excess glucose in the form of glycogen<\/strong> in the liver and muscles. During periods of fasting or vigorous exercise, glycogen is broken down back into glucose to meet the body’s energy needs. This process is much faster and more efficient than the metabolism of fats or proteins, making carbohydrates the body’s go-to energy source, particularly in immediate and high-demand situations.<\/p>\n\n\n\n While fats<\/strong> provide more energy per gram (9 calories vs. 4 for carbs), they are slower to metabolize and are primarily used during low-intensity, long-duration activities or when carbohydrate stores are depleted. Proteins<\/strong> and amino acids<\/strong> are generally reserved for building and repairing tissues. The body only uses them for energy as a last resort, such as during prolonged starvation or intense endurance exercise when carbohydrate and fat stores are low.<\/p>\n\n\n\n Using amino acids<\/strong> or proteins<\/strong> for energy is inefficient and can compromise muscle tissue and other essential bodily functions. Thus, for immediate and sustained energy\u2014especially for the brain and during exercise\u2014the body prioritizes carbohydrates<\/strong>.<\/p>\n\n\n\n In conclusion, while fats and proteins are important, carbohydrates<\/strong> remain the preferred<\/strong> and most efficient<\/strong> energy source for the body.<\/p>\n\n\n\n What is the body’s preferred energy source? a. amino acids b. carbohydrates c. fats d. proteins The Correct Answer and Explanation is: Correct Answer:b. carbohydrates Explanation The body’s preferred energy source is carbohydrates. These are organic compounds made up of carbon, hydrogen, and oxygen, and they serve as the body’s most efficient and readily available […]<\/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-228672","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/228672","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=228672"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/228672\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=228672"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=228672"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=228672"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
b. carbohydrates<\/strong><\/p>\n\n\n\n![\"\"](\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/06\/learnexams-banner8-117.jpeg\")
<\/figure>\n","protected":false},"excerpt":{"rendered":"