[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.pallo.cz\/lze-pozorovat-evoluci\/#Article","mainEntityOfPage":"https:\/\/www.pallo.cz\/lze-pozorovat-evoluci\/","headline":"Lze pozorovat evoluci?","name":"Lze pozorovat evoluci?","description":"O tom, \u017ee evoluce prob\u00edh\u00e1, ji\u017e dnes v\u011bt\u0161ina lid\u00ed nepochybuje. Zvl\u00e1\u0161t\u011b ti, kte\u0159\u00ed se zab\u00fdvaj\u00ed biologi\u00ed. Ov\u0161em mezi b\u011b\u017en\u00fdmi laiky se najdou takov\u00ed, kte\u0159\u00ed ji pova\u017euj\u00ed za nesmysl. Jejich hlavn\u00edm argumentem je, \u017ee nem\u016f\u017ee b\u00fdt pozorov\u00e1na, a\u0165 u\u017e ve voln\u00e9 p\u0159\u00edrod\u011b \u010di v\u00a0laboratorn\u00edch podm\u00ednk\u00e1ch. A je pravdou, \u017ee u naprost\u00e9...","datePublished":"2023-08-25","dateModified":"2023-08-25","author":{"@type":"Person","@id":"https:\/\/www.pallo.cz\/author\/#Person","name":"","url":"https:\/\/www.pallo.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/b70ca3e57a61efa655568ea1bab21ec867ae74beaf8b182b9ca53fe6fcb8cee7?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/b70ca3e57a61efa655568ea1bab21ec867ae74beaf8b182b9ca53fe6fcb8cee7?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"pallo.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.pallo.cz\/wp-content\/uploads\/evoluce1_8.jpg","url":"https:\/\/www.pallo.cz\/wp-content\/uploads\/evoluce1_8.jpg","height":0,"width":0},"url":"https:\/\/www.pallo.cz\/lze-pozorovat-evoluci\/","about":["V\u011bda"],"wordCount":426,"articleBody":"O tom, \u017ee evoluce prob\u00edh\u00e1, ji\u017e dnes v\u011bt\u0161ina lid\u00ed nepochybuje. Zvl\u00e1\u0161t\u011b ti, kte\u0159\u00ed se zab\u00fdvaj\u00ed biologi\u00ed. Ov\u0161em mezi b\u011b\u017en\u00fdmi laiky se najdou takov\u00ed, kte\u0159\u00ed ji pova\u017euj\u00ed za nesmysl. Jejich hlavn\u00edm argumentem je, \u017ee nem\u016f\u017ee b\u00fdt pozorov\u00e1na, a\u0165 u\u017e ve voln\u00e9 p\u0159\u00edrod\u011b \u010di v\u00a0laboratorn\u00edch podm\u00ednk\u00e1ch. A je pravdou, \u017ee u naprost\u00e9 v\u011bt\u0161iny druh\u016f trv\u00e1 skute\u010dn\u011b dlouh\u00fd \u010das. Av\u0161ak nen\u00ed pravdou, \u017ee bychom ji nemohli pozorovat.\u00a0\u00a0K\u00a0tomu, aby se odehr\u00e1la v\u00a0relativn\u011b kr\u00e1tk\u00e9m \u010dase, je pot\u0159eba splnit dv\u011b z\u00e1kladn\u00ed podm\u00ednky. Tou prvn\u00ed je to, aby se onen druh rychle rozmno\u017eoval. Pokud m\u00e1 nap\u0159\u00edklad jedno ml\u00e1d\u011b za n\u011bkolik let, a trv\u00e1 i dvacet let, ne\u017e on ml\u00e1d\u011b m\u016f\u017ee m\u00edt zase sv\u00e9 ml\u00e1d\u011b, je jasn\u00e9, \u017ee bude trvat dlouho, ne\u017e se jak\u00e1koliv zm\u011bna projev\u00ed.\u00a0Na\u0161t\u011bst\u00ed m\u00e1me i druhy, jako nap\u0159\u00edklad my\u0161i, kter\u00e9 se mno\u017e\u00ed velmi rychle. B\u011bhem jednoho roku je tak mo\u017en\u00e9 m\u00edt i dv\u011b \u010di t\u0159i generace. Nav\u00edc vzhledem k\u00a0tomu, \u017ee ml\u00e1\u010fat je obvykle hodn\u011b, je mnohem v\u011bt\u0161\u00ed \u0161ance, \u017ee se dan\u00e1 mutace objev\u00ed a bude p\u0159ed\u00e1na d\u00e1l.\u00a0\u00a0Ov\u0161em je zde je\u0161t\u011b dal\u0161\u00ed podm\u00ednka, kterou je prom\u011bna prost\u0159ed\u00ed. Ta je toti\u017e z\u00e1kladem toho, aby se druh za\u010dal m\u011bnit. Koneckonc\u016f, pokud je pro danou ekologickou niku vhodn\u00fd, pak nen\u00ed d\u016fvod, aby se n\u011bjak rapidn\u011b prom\u011b\u0148oval. Av\u0161ak pokud se podm\u00ednky najednou prudce zm\u011bn\u00ed, pak se mus\u00ed zm\u011bnit i onen druh, pokud chce tedy p\u0159e\u017e\u00edt.\u00a0Tyto zm\u011bny v\u0161ak nesm\u00ed b\u00fdt tak rychl\u00e9 ani tak drastick\u00e9, aby se jim druh nedok\u00e1zal p\u0159izp\u016fsobit. V\u00a0opa\u010dn\u00e9m p\u0159\u00edpad\u011b by to toti\u017e m\u011blo za n\u00e1sledek jeho vyhynut\u00ed, nikoliv evoluci. P\u0159esto i takov\u00e9 podm\u00ednky nast\u00e1vaj\u00ed, nap\u0159\u00edklad v\u00a0jezerech, kter\u00e1 jsou najednou zne\u010di\u0161t\u011bna lidskou \u010dinnost\u00ed. Proto byla evoluce pozorov\u00e1na nap\u0159\u00edklad u n\u011bkter\u00fdch druh\u016f ryb. V\u00a0laboratorn\u00edch podm\u00ednk\u00e1ch byla pak vyvol\u00e1na u jist\u00fdch druh\u016f rychle se reprodukuj\u00edc\u00edch bakteri\u00ed.\u00a0Nen\u00ed tedy pravda, \u017ee bychom ji nemohli vid\u011bt nebo ji za\u017e\u00edt za na\u0161eho \u017eivota. Je jen pot\u0159eba v\u011bd\u011bt, kam se d\u00edvat a na co se zam\u011b\u0159it. Pak uvid\u00edme, \u017ee skute\u010dn\u011b existuje.                                                                                                                                                                                                                                                                                                                                                                                                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