{"id":193389,"date":"2025-02-19T11:13:05","date_gmt":"2025-02-19T11:13:05","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=193389"},"modified":"2025-02-19T11:13:07","modified_gmt":"2025-02-19T11:13:07","slug":"in-an-enzyme-catalyzed-reaction-the-reactant-species-to-which-the-enzyme-binds-is-called-the-substrate","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/02\/19\/in-an-enzyme-catalyzed-reaction-the-reactant-species-to-which-the-enzyme-binds-is-called-the-substrate\/","title":{"rendered":"In an enzyme-catalyzed reaction, the reactant species to which the enzyme binds is called the substrate"},"content":{"rendered":"\n<p>In an enzyme-catalyzed reaction, the reactant species to which the enzyme binds is called the substrate. The substrate is then converted into products by a series of steps. The lock-and-key model explains the steps involved in an enzyme-catalyzed reaction. Label the following diagram that illustrates the lock-and-key model of enzyme activity.<\/p>\n\n\n\n<p>Drag the appropriate labels to their respective targets.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/02\/image-1019.png\" alt=\"\" class=\"wp-image-193390\"\/><\/figure>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-6-color\"><strong>The Correct Answer and Explanation is :<\/strong><\/mark><\/p>\n\n\n\n<p>It seems like you&#8217;ve provided a link to an image, but I can&#8217;t access external links. However, I can explain the lock-and-key model of enzyme activity and guide you in labeling the diagram based on this explanation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Lock-and-Key Model of Enzyme Activity<\/h3>\n\n\n\n<p>In the lock-and-key model, the enzyme is compared to a lock, and the substrate to a key. The model suggests that the enzyme has a specific shape (the lock), and only the substrate (the key) with the complementary shape can fit into the enzyme&#8217;s active site.<\/p>\n\n\n\n<p>Here are the key components you should look for when labeling the diagram:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Substrate (Key)<\/strong>: This is the reactant molecule that binds to the enzyme. It fits into the enzyme\u2019s active site like a key fits into a lock. The substrate undergoes a chemical reaction once bound to the enzyme.<\/li>\n\n\n\n<li><strong>Enzyme (Lock)<\/strong>: The enzyme is a protein that catalyzes the reaction. It has a specific active site where the substrate binds. The enzyme itself doesn&#8217;t change during the reaction and can be reused.<\/li>\n\n\n\n<li><strong>Active Site<\/strong>: This is the region on the enzyme where the substrate binds. It has a specific shape that matches the substrate, facilitating the reaction.<\/li>\n\n\n\n<li><strong>Enzyme-Substrate Complex<\/strong>: Once the substrate binds to the enzyme\u2019s active site, an enzyme-substrate complex is formed. This is the intermediate stage before the substrate is converted into products.<\/li>\n\n\n\n<li><strong>Products<\/strong>: After the reaction takes place, the substrate is transformed into products. The products are released from the enzyme, allowing it to catalyze another reaction.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation<\/h3>\n\n\n\n<p>The lock-and-key model illustrates enzyme specificity\u2014only substrates with a complementary shape can bind to the enzyme&#8217;s active site. This model helps explain how enzymes are highly selective and efficient. The enzyme&#8217;s active site is rigid and only the right-shaped substrate can interact with it, much like how a key can only fit a particular lock.<\/p>\n\n\n\n<p>Would you like me to help generate a related image based on this explanation?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In an enzyme-catalyzed reaction, the reactant species to which the enzyme binds is called the substrate. The substrate is then converted into products by a series of steps. The lock-and-key model explains the steps involved in an enzyme-catalyzed reaction. Label the following diagram that illustrates the lock-and-key model of enzyme activity. Drag the appropriate labels [&hellip;]<\/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-193389","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/193389","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=193389"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/193389\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=193389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=193389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=193389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}