{"id":1360,"date":"2024-02-17T18:31:31","date_gmt":"2024-02-17T13:01:31","guid":{"rendered":"https:\/\/lotusarise.com\/qna\/?p=1360"},"modified":"2024-04-03T07:14:54","modified_gmt":"2024-04-03T01:44:54","slug":"q-what-is-cas9-protein-that-is-often-mentioned-in-news","status":"publish","type":"post","link":"https:\/\/lotusarise.com\/qna\/upsc\/q-what-is-cas9-protein-that-is-often-mentioned-in-news","title":{"rendered":"Q.\u00a0What is Cas9 protein that is often mentioned in news?"},"content":{"rendered":"\n<ul class=\"mcq wp-block-list\">\n<li>A molecular scissors used in targeted gene editing<\/li>\n\n\n\n<li>A biosensor used in the accurate detection of pathogens in patients<\/li>\n\n\n\n<li>A gene that makes plants pest-resistant<\/li>\n\n\n\n<li>A herbicidal substance synthesized in genetically modified crops<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Answer: (a) A molecular scissors used in targeted gene editing<\/strong><\/p>\n<\/blockquote>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"crisprcas9\">CRISPR-Cas9<\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>CRISPR<\/strong>&nbsp;technology is a&nbsp;<strong>gene-editing technology<\/strong>&nbsp;that can be used for the purpose of altering genetic expression.<\/li>\n\n\n\n<li><strong>CRISPR<\/strong>&nbsp;(Clustered Regularly Interspaced Short Palindromic Repeats) scans the genome&nbsp;for the right location and then&nbsp;<strong>uses the Cas9 protein as molecular scissors&nbsp;in targeted DNA.<\/strong><\/li>\n\n\n\n<li>The Cas9 protein is an&nbsp;<strong>enzyme that cuts the two&nbsp;strands of Double helix DNA&nbsp;at a specific location in the genome.&nbsp;<\/strong><\/li>\n\n\n\n<li>Cas9 is a&nbsp;<strong>bacterial&nbsp;RNA-guided&nbsp;endonuclease<\/strong>&nbsp;that uses base pairing to recognize and cuts the targeted DNAs guided by the RNA.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Answer: (a) A molecular scissors used in targeted gene editing CRISPR-Cas9<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_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":[1,3],"tags":[44],"years":[54],"class_list":["post-1360","post","type-post","status-publish","format-standard","hentry","category-upsc","category-prelims","tag-science-and-tech","years-54"],"acf":[],"taxonomy_info":{"category":[{"value":1,"label":"UPSC"},{"value":3,"label":"Prelims"}],"post_tag":[{"value":44,"label":"Science and 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