{"id":6705,"date":"2017-03-09T18:21:39","date_gmt":"2017-03-09T21:21:39","guid":{"rendered":"https:\/\/blog.mindthegraph.com\/?p=6705"},"modified":"2022-10-18T08:10:40","modified_gmt":"2022-10-18T11:10:40","slug":"stars-family-tree","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/sk\/hviezdy-rodina-strom\/","title":{"rendered":"Hovorme o hviezdach, ktor\u00e9 maj\u00fa rodokme\u0148"},"content":{"rendered":"<p>\u010co je to rodokme\u0148?<\/p>\n<p>Rodokmene vo vede hojne vyu\u017e\u00edvaj\u00fa biol\u00f3govia, genetici, ekol\u00f3govia at\u010f. na n\u00e1zornej\u0161ie zobrazenie rodi\u010dovsk\u00fdch v\u00e4zieb medzi jednotlivcami. Rodokme\u0148 m\u00f4\u017ee by\u0165 zalo\u017een\u00fd na takmer akejko\u013evek charakteristike, ktor\u00fa si vedec \u017eel\u00e1. V s\u00fa\u010dasnosti sa v\u0161ak pou\u017e\u00edva najm\u00e4 DNA.<\/p>\n<p>Ke\u010f prem\u00fd\u0161\u013eame o DNA, mysl\u00edme na \u017eivo\u010d\u00edchy, rastliny, bakt\u00e9rie, huby a in\u00e9 skupiny, ktor\u00e9 s\u00fa vo vede dos\u0165 zn\u00e1me. Ale \u010do keby aj in\u00e9 veci mohli ma\u0165 DNA? Povedzme, \u017ee aj hviezdy by sa dali analyzova\u0165 pod\u013ea ich DNA a dokonca by mohli z\u00edska\u0165 svoj vlastn\u00fd rodokme\u0148.<\/p>\n<p>T\u00fato diskusiu za\u010dali dvaja vedci: astron\u00f3m a biol\u00f3g. Astron\u00f3m, <a href=\"https:\/\/academic.oup.com\/mnras\/article\/2966869\/Cosmic\">\u00a0Dr. Paula Jofr\u00e9 z University of Cambridge<\/a>, dostal \u00fa\u017easn\u00fd n\u00e1pad analyzova\u0165 hviezdy rovnak\u00fdm sp\u00f4sobom, ako to robia biol\u00f3govia so \u017eivo\u010d\u00ed\u0161nymi druhmi, a zostavi\u0165 rodokme\u0148 hviezd Miljy Way.<\/p>\n<p><iframe loading=\"lazy\" title=\"Astron\u00f3movia vytvorili rodokme\u0148 hviezd v na\u0161ej galaxii\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/HZq1dLuhjMg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>Dr. Paula Jofr\u00e9 a jej t\u00edm vybrali 22 hviezd (vr\u00e1tane Slnka) a sk\u00famali chemick\u00e9 l\u00e1tky, z ktor\u00fdch s\u00fa zlo\u017een\u00e9, ich vek a pohyb. Ke\u010f to v\u0161etko zozbierali, objavili tri hlavn\u00e9 vetvy, na ktor\u00e9 sa hviezdy daj\u00fa rozdeli\u0165.<\/p>\n<p>Ale \u010do s t\u00fdm v\u0161etk\u00fdm m\u00e1 spolo\u010dn\u00e9 DNA?<\/p>\n<p>Hviezdy, ktor\u00e9 sa zrodili v tom istom plynnom oblaku, maj\u00fa podobn\u00e9 zlo\u017eenie. Toto zlo\u017eenie sa naz\u00fdva \"hviezdna DNA\". Ke\u010f\u017ee niektor\u00e9 analyzovan\u00e9 hviezdy nemali hviezdnu DNA podobn\u00fa trom objaven\u00fdm vetv\u00e1m, je mo\u017en\u00e9, \u017ee niektor\u00e9 hviezdy poch\u00e1dzaj\u00fa z inej galaxie. Tieto hviezdy mohli by\u0165 pohlten\u00e9 Mlie\u010dnou dr\u00e1hou a nemaj\u00fa s\u00farodeneck\u00e9 hviezdy.<\/p>\n<p><a href=\"https:\/\/academic.oup.com\/mnras\/article\/2966869\/Cosmic\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-6714 size-full\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2017\/03\/preview-1424544235.jpg\" alt=\"Hovorme o hviezdach, ktor\u00e9 maj\u00fa rodokme\u0148\" width=\"719\" height=\"464\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2017\/03\/preview-1424544235.jpg 719w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2017\/03\/preview-1424544235-300x194.jpg 300w\" sizes=\"(max-width: 719px) 100vw, 719px\" \/><\/a><\/p>\n<p>Je to, samozrejme, len domnienka. Najm\u00e4 ak vezmeme do \u00favahy, \u017ee Dr. Paula Jofr\u00e9 analyzovala len 22 hviezd zo 100 mili\u00e1rd hviezd, ktor\u00e9 existuj\u00fa v na\u0161ej galaxii. Tak\u017ee \u00e1no, na to, aby sme mohli za\u010da\u0165 vytv\u00e1ra\u0165 predpoklady, je potrebn\u00fd \u010fal\u0161\u00ed v\u00fdskum.<\/p>\n<p>Posolstvo, ktor\u00e9 z tohto v\u00fdskumu vypl\u00fdva, je v\u0161ak jasn\u00e9: nebojte sa u\u010di\u0165 z r\u00f4znych \u0161tudijn\u00fdch odborov. Mo\u017eno rie\u0161enie va\u0161ich probl\u00e9mov alebo jednoducho lep\u0161\u00ed poh\u013ead na vec m\u00f4\u017ee by\u0165 hne\u010f ved\u013ea v\u00e1s. Alebo v pr\u00edpade Dr. Pauly Jofr\u00e9 priamo na ved\u013eaj\u0161ej katedre univerzity.<\/p>\n<p><a href=\"https:\/\/blog.mindthegraph.com\/scientific-data\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-5826\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2016\/06\/i-love-science.png\" alt=\"Hovorme o hviezdach, ktor\u00e9 maj\u00fa rodokme\u0148\" width=\"327\" height=\"131\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2016\/06\/i-love-science.png 1500w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2016\/06\/i-love-science-300x120.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2016\/06\/i-love-science-1024x410.png 1024w\" sizes=\"(max-width: 327px) 100vw, 327px\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u010co je to rodokme\u0148? Rodokmene vo vede hojne vyu\u017e\u00edvaj\u00fa biol\u00f3govia, genetici, ekol\u00f3govia at\u010f. na n\u00e1zornej\u0161ie zobrazenie rodi\u010dovsk\u00fdch v\u00e4zieb medzi jednotlivcami. Rodokme\u0148 m\u00f4\u017ee by\u0165 zalo\u017een\u00fd na takmer akejko\u013evek charakteristike, ktor\u00fa si vedec \u017eel\u00e1. V s\u00fa\u010dasnosti sa v\u0161ak pou\u017e\u00edva najm\u00e4 DNA. Ke\u010f sa zamysl\u00edme [...]<\/p>","protected":false},"author":4,"featured_media":6714,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"image","meta":[],"categories":[959,28],"tags":[554],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Let&#039;s talk about stars having a family tree - Mind the Graph Blog<\/title>\n<meta name=\"description\" content=\"What if other things could have DNA too? 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He has a Ph.D. and solid scientific background in Psychopharmacology and experience as a Guest Researcher at the Max Planck Institute of Psychiatry (Germany) and Researcher in D'Or Institute for Research and Education (IDOR, Brazil). Fabricio holds over 2500 citations in Google Scholar. He has 10 years of experience in small innovative businesses, with relevant experience in product design and innovation management. Connect with him on LinkedIn - Fabricio Pamplona.","sameAs":["http:\/\/mindthegraph.com","https:\/\/www.linkedin.com\/in\/fabriciopamplona"],"url":"https:\/\/mindthegraph.com\/blog\/sk\/author\/fabricio\/"}]}},"_links":{"self":[{"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/posts\/6705"}],"collection":[{"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/comments?post=6705"}],"version-history":[{"count":10,"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/posts\/6705\/revisions"}],"predecessor-version":[{"id":6716,"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/posts\/6705\/revisions\/6716"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/media\/6714"}],"wp:attachment":[{"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/media?parent=6705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/categories?post=6705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/sk\/wp-json\/wp\/v2\/tags?post=6705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}