{"id":37084,"date":"2025-02-10T18:52:17","date_gmt":"2025-02-10T13:22:17","guid":{"rendered":"https:\/\/www.nextias.com\/ca\/?p=37084"},"modified":"2025-08-13T15:02:28","modified_gmt":"2025-08-13T09:32:28","slug":"sry-gene-for-gender-identification","status":"publish","type":"post","link":"https:\/\/www.nextias.com\/ca\/current-affairs\/10-02-2025\/sry-gene-for-gender-identification","title":{"rendered":"SRY Gene for Gender Identification"},"content":{"rendered":"\n<p><strong>Syllabus: GS3\/ Science and Technology<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Context<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Recent studies have uncovered exceptional cases where individuals with the SRY gene have developed as females, highlighting the complexities of genetic influence on gender determination.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>The SRY Gene (Sex-determining Region Y)<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>The SRY gene<\/strong> on the Y chromosome <strong>determines if a baby will be male or female.&nbsp;<\/strong>\n<ul class=\"wp-block-list\">\n<li>If the SRY gene is present, the baby will develop male characteristics and if the SRY gene is absent or mutated, the baby will develop female characteristics.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>The SRY gene produces a protein that attaches to DNA and controls the activity of other genes.&nbsp;<\/li>\n\n\n\n<li>The SRY protein starts processes that cause the fetus to develop male gonads (testes) and prevents the development of female reproductive structures.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-dominant-color=\"edebeb\" data-has-transparency=\"false\" style=\"--dominant-color: #edebeb;\" loading=\"lazy\" decoding=\"async\" width=\"335\" height=\"188\" src=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2025\/02\/SRY-Gene-for-Gender-Identification.png\" alt=\"SRY gene for gender identification\" class=\"not-transparent wp-image-37086\" srcset=\"https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2025\/02\/SRY-Gene-for-Gender-Identification.png 335w, https:\/\/wp-images.nextias.com\/cdn-cgi\/image\/format=auto\/ca\/uploads\/2025\/02\/SRY-Gene-for-Gender-Identification-300x168.png 300w\" sizes=\"auto, (max-width: 335px) 100vw, 335px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>Mechanism of Sex Determination<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chromosomes: <\/strong>Each human cell has <strong>46 chromosomes, or 23 pairs<\/strong>. One pair of these chromosomes is the sex chromosomes, which determine the sex of the individual.\n<ul class=\"wp-block-list\">\n<li><strong>Female sex:<\/strong> Females have two X chromosomes, or XX.<\/li>\n\n\n\n<li><strong>Male sex: <\/strong>Males have one X chromosome and one Y chromosome, or XY.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Fertilization:<\/strong> When an egg is fertilized by sperm with an X chromosome, the resulting zygote will be female (XX). When an egg is fertilized by sperm with a Y chromosome, the resulting zygote will be male (XY).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Unusual Sex Development<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>In rare cases, an <strong>SRY gene may be translocated<\/strong> from the Y chromosome to the X chromosome.\n<ul class=\"wp-block-list\">\n<li>If a baby inherits two X chromosomes, and one of them has the SRY gene, they usually <strong>develop male characteristics<\/strong> but are unable to have children.&nbsp;<\/li>\n\n\n\n<li>However, there are rare cases where individuals with two X chromosomes and the <strong>SRY gene develop as females.<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>X Chromosome Inactivation:<\/strong> If a woman has the &#8220;male&#8221; gene (SRY) on one of her X chromosomes, that specific X chromosome (the one with SRY) is the one that gets turned off.\n<ul class=\"wp-block-list\">\n<li>This is because the SRY-carrying X is often missing other important genes, and turning it off prevents developmental issues.&nbsp;&nbsp;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Concluding remarks<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The SRY gene remains central to male sex determination, but rare genetic anomalies can lead to unexpected outcomes.&nbsp;<\/li>\n\n\n\n<li>The study emphasizes the <strong>need to examine translocation chromosomes<\/strong> for associated deletions that might influence gender outcomes.&nbsp;<\/li>\n\n\n\n<li>Understanding such genetic variations can help in <strong>medical counseling and diagnosing disorders <\/strong>of sex development (DSDs).&nbsp;<\/li>\n<\/ul>\n\n\n\n<p><strong>Source: <\/strong><a href=\"http:\/\/indu.com\/sci-tech\/science\/will-the-baby-be-a-boy-or-a-girl-sry-gene-claims-to-have-the-answer\/article69196574.ece#:~:text=The%20SRY%20gene%2C%20located%20o\" rel=\"nofollow noopener\" target=\"_blank\"><strong>TH<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Recent studies have uncovered exceptional cases where individuals with the SRY gene have developed as females, highlighting the complexities of genetic influence on gender determination.<\/p>\n","protected":false},"author":15,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-37084","post","type-post","status-publish","format-standard","hentry","category-current-affairs"],"acf":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/37084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/comments?post=37084"}],"version-history":[{"count":2,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/37084\/revisions"}],"predecessor-version":[{"id":51190,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/posts\/37084\/revisions\/51190"}],"wp:attachment":[{"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/media?parent=37084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/categories?post=37084"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nextias.com\/ca\/wp-json\/wp\/v2\/tags?post=37084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}