{"id":15770,"date":"2026-06-11T18:08:28","date_gmt":"2026-06-11T16:08:28","guid":{"rendered":"https:\/\/www.colours.cz\/ucinkujici\/karel-janko\/"},"modified":"2026-06-11T18:32:27","modified_gmt":"2026-06-11T16:32:27","slug":"karel-janko","status":"publish","type":"program","link":"https:\/\/www.colours.cz\/en\/ucinkujici\/karel-janko\/","title":{"rendered":"Karel Janko"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">His research focuses on asexual reproduction, a phenomenon that is far more widespread in nature than one might expect. He studies it across a variety of organisms, including loaches, small freshwater fish inhabiting streams in the Koko\u0159\u00edn region of the Czech Republic. What do evolution and markets have in common? Why has sexual reproduction become the dominant reproductive strategy in most organisms? And how is it possible for some species to carry three sets of chromosomes instead of the usual two?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These are some of the questions explored by Karel Janko, who is also passionate about Antarctica and the Nordic regions, where he studies glaciers and their ecosystems.<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Evolutionary biologist at the Czech Academy of Sciences.<\/p>\n","protected":false},"featured_media":15768,"menu_order":0,"template":"","meta":[],"program-year":[456],"program-category":[372],"program-genre":[],"program-country":[256],"class_list":["post-15770","program","type-program","status-publish","has-post-thumbnail","hentry","program-category-meltingpot-cz-en","program-country-cesko-en"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Karel Janko - Colours of Ostrava<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.colours.cz\/en\/ucinkujici\/karel-janko\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Karel Janko - Colours of Ostrava\" \/>\n<meta property=\"og:description\" content=\"Evolutionary biologist at the Czech Academy of Sciences.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.colours.cz\/en\/ucinkujici\/karel-janko\/\" \/>\n<meta property=\"og:site_name\" content=\"Colours of Ostrava\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-11T16:32:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.colours.cz\/wp-content\/uploads\/2026\/06\/2022-01-05_Libechov_Sekavci-66-scaled-e1781193955477.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1707\" \/>\n\t<meta property=\"og:image:height\" content=\"2560\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Karel Janko - Colours of Ostrava","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.colours.cz\/en\/ucinkujici\/karel-janko\/","og_locale":"en_US","og_type":"article","og_title":"Karel Janko - 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