{"id":605,"date":"2026-06-08T02:29:14","date_gmt":"2026-06-08T06:29:14","guid":{"rendered":""},"modified":"2026-06-08T02:29:14","modified_gmt":"2026-06-08T06:29:14","slug":"homeotic-genes","status":"publish","type":"post","link":"https:\/\/c2creset.ondigit.us\/?p=605","title":{"rendered":"Homeotic Genes"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"font-size: small;\"><span style=\"font-family: Verdana;\"><span style=\"color: rgb(0, 102, 153);\"><strong>Homeotic Genes<\/strong><\/span><\/span><\/span><span style=\"font-family: Verdana;\"> <\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-family: Verdana;\"><span style=\"font-size: small;\">The human body is composed of several trillion cells, all coming from the same single fertilized egg, having the same genes, yet almost all of them have become specialized to perform certain tasks. This is because not all genes in a cell are activated at the same time. <\/p>\n<p>Several of the proteins that can bind to DNA come from genes which, when expressed, give the cell a specialty according to its position in the body. <\/span><\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-family: Verdana;\"><span style=\"font-size: small;\">The term <span style=\"color: rgb(0, 0, 255);\">homeotic genes<\/span> applies to these genes that encode proteins that bind to specific sequences of DNA and thus influence the organism&rsquo;s subsequent development.<\/span><\/span><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" src=\"\/userfiles\/image\/2014%20pics\/homeotic-genes.jpg\" width=\"277\" height=\"133\" alt=\"\" \/><\/p>\n<p><span style=\"font-family: Verdana;\"><span style=\"font-size: small;\">These specific sequences of DNA are called <span style=\"color: rgb(0, 0, 255);\">homeoboxes<\/span>. The proteins that arise from a gene containing a homeobox sequence can bind to another gene in turn. <\/span><\/span><\/p>\n<p><span style=\"font-family: Verdana;\"><span style=\"font-size: small;\">This triggers a cascade of gene expressions resulting in the segmentation of the embryo. <\/p>\n<p>We thus can see how certain &ldquo;master&rdquo; homeotic genes control the transcription of a set of secondary genes that in turn influence the activity of other target genes at a lower level in the hierarchy. These genes will then produce the proteins used to build the structures and organs of the body.<\/span><\/span><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" src=\"\/userfiles\/image\/homeobox-fly.jpg\" alt=\"\" style=\"width: 262px; height: 232px;\" \/><\/p>\n<p style=\"text-align: right;\"><a href=\"?p=606\"><span style=\"color: rgb(0, 0, 255);\"><span style=\"font-size: x-small;\"><span style=\"font-family: Verdana;\"><strong>read more &#8230;<\/strong><\/span><\/span><\/span><\/a><\/p>\n<p style=\"text-align: right;\">&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Homeotic Genes The human body is composed of several trillion cells, all coming from the same single fertilized egg, having the same genes, yet almost all of them have become specialized to perform certain tasks. This is because not all genes in a cell are activated at the same time. Several of the proteins that&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1622,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[],"tags":[],"class_list":["post-605","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=\/wp\/v2\/posts\/605","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=605"}],"version-history":[{"count":0,"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=\/wp\/v2\/posts\/605\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=\/wp\/v2\/media\/1622"}],"wp:attachment":[{"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=605"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=605"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/c2creset.ondigit.us\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=605"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}