{"id":233835,"date":"2025-06-13T12:58:02","date_gmt":"2025-06-13T12:58:02","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=233835"},"modified":"2025-06-13T12:58:05","modified_gmt":"2025-06-13T12:58:05","slug":"concept-map-movement-across-membranes-complete-the-concept-map-to-relate-plasma-membrane-structure-to-active-and-passive-transport-processes","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/06\/13\/concept-map-movement-across-membranes-complete-the-concept-map-to-relate-plasma-membrane-structure-to-active-and-passive-transport-processes\/","title":{"rendered":"Concept map: movement across membranes Complete the Concept Map to relate plasma membrane structure to active and passive transport processes"},"content":{"rendered":"\n<p>Concept map: movement across membranes Complete the Concept Map to relate plasma membrane structure to active and passive transport processes. Drag the appropriate labels to their respective targets. View Available Hint(s) Reset Help active transport diffusion membrane transport mechanism endocytosis vesicular transport osmosis facilitated diffusion exocytosis that engulfs any type of extracellular material is that exports packaged materials is thus ATP to pump solutes is that passively moves substances down their concentration gradient is that requires transport protein but not ATP is Parts Complete previous part(s) Part Complete previous parts PartO Part E Complete previous part(s)<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/06\/image-442.png\" alt=\"\" class=\"wp-image-233836\" style=\"width:707px;height:auto\"\/><\/figure>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-0-color\">The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n<p>Here is the correctly completed concept map.<\/p>\n\n\n\n<p><strong>Completed Concept Map<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Box 1 (Far left):<\/strong>\u00a0Membrane transport mechanism<\/li>\n\n\n\n<li><strong>Box 2 (Top path, first empty box):<\/strong>\u00a0Vesicular transport<\/li>\n\n\n\n<li><strong>Box 3 (Top path, second empty box, upper):<\/strong>\u00a0Endocytosis<\/li>\n\n\n\n<li><strong>Box 4 (Top path, second empty box, lower):<\/strong>\u00a0Exocytosis<\/li>\n\n\n\n<li><strong>Box 5 (Middle path, empty box):<\/strong>\u00a0Active transport<\/li>\n\n\n\n<li><strong>Box 6 (Bottom path, first empty box):<\/strong>\u00a0Diffusion<\/li>\n\n\n\n<li><strong>Box 7 (Bottom path, second empty box, upper):<\/strong>\u00a0Osmosis<\/li>\n\n\n\n<li><strong>Box 8 (Bottom path, second empty box, lower):<\/strong>\u00a0Facilitated diffusion<\/li>\n<\/ul>\n\n\n\n<p>Here is a visual representation of the filled-in map:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>graph TD\n    A&#91;Membrane transport mechanism] --&gt;|via membranous sacs is| B(Vesicular transport)\n    A --&gt;|that uses ATP to pump solutes is| C(Active transport)\n    A --&gt;|that passively moves substances down their concentration gradient is| D(Diffusion)\n\n    B --&gt;|that engulfs any type of extracellular material is| E(Endocytosis)\n    B --&gt;|that exports packaged materials is| F(Exocytosis)\n\n    D --&gt;|of water is| G(Osmosis)\n    D --&gt;|that requires transport proteins but not ATP is| H(Facilitated diffusion)<\/code><\/pre>\n\n\n\n<p>content_copydownloadUse code&nbsp;<a href=\"https:\/\/support.google.com\/legal\/answer\/13505487\" target=\"_blank\" rel=\"noreferrer noopener\">with caution<\/a>.Mermaid<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explanation of Movement Across Membranes<\/h3>\n\n\n\n<p>The plasma membrane is selectively permeable, meaning it regulates which substances enter and leave the cell. This regulation is crucial for maintaining cellular homeostasis and is accomplished through various&nbsp;<strong>membrane transport mechanisms<\/strong>. These mechanisms can be broadly categorized based on whether they require the cell to expend energy.<\/p>\n\n\n\n<p>The first major category is passive transport, generally referred to as&nbsp;<strong>diffusion<\/strong>. This process involves the movement of substances from an area of higher concentration to an area of lower concentration, or &#8220;down&#8221; their concentration gradient. This movement does not require the cell to expend metabolic energy (ATP). A specific and vital type of diffusion is&nbsp;<strong>osmosis<\/strong>, which is the passive movement of water across a selectively permeable membrane. Another form is&nbsp;<strong>facilitated diffusion<\/strong>, which also moves substances down their concentration gradient but requires the help of membrane transport proteins (like channels or carriers) to cross the membrane; however, it still does not use ATP.<\/p>\n\n\n\n<p>The second major category is&nbsp;<strong>active transport<\/strong>. Unlike passive processes, active transport moves solutes against their concentration gradient (from low to high concentration). This &#8220;uphill&#8221; movement is not spontaneous and requires the cell to expend energy, which is typically supplied by the hydrolysis of ATP. This process allows cells to accumulate necessary substances or expel waste products.<\/p>\n\n\n\n<p>For transporting large molecules, particles, or large quantities of fluid, cells use&nbsp;<strong>vesicular transport<\/strong>. This is a distinct mechanism that involves enclosing the substance within a membranous sac called a vesicle. This process is also active, requiring energy. There are two main types of vesicular transport.&nbsp;<strong>Endocytosis<\/strong>&nbsp;is the process by which the cell engulfs extracellular material, bringing it into the cell. Conversely,&nbsp;<strong>exocytosis<\/strong>&nbsp;is the process used to export materials, such as hormones or waste products, out of the cell by fusing a vesicle containing the material with the plasma membrane.thumb_upthumb_down<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/06\/learnexams-banner8-342.jpeg\" alt=\"\" class=\"wp-image-233837\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Concept map: movement across membranes Complete the Concept Map to relate plasma membrane structure to active and passive transport processes. Drag the appropriate labels to their respective targets. View Available Hint(s) Reset Help active transport diffusion membrane transport mechanism endocytosis vesicular transport osmosis facilitated diffusion exocytosis that engulfs any type of extracellular material is that [&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-233835","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/233835","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=233835"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/233835\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=233835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=233835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=233835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}