Masayendisiti akazivisa zvakavanzika zveZita reMamotose kubva kune iyo glive nguva nekuda kweiyo Oldest DNA iri munyika

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Masayendisiti akazivisa zvakavanzika zveZita reMamotose kubva kune iyo glive nguva nekuda kweiyo Oldest DNA iri munyika 16670_1
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Masayendisiti anotungamirwa ne genetic lava Dahlya anomiririra nzvimbo ye paleontology yeStockhollem Universholm Univimbisa yakaratidza zvakavanzika zvezvakakura zvemamotesh kubva pazera rechando. Izvo zvaigoneka kuita kuti kutenda uku kuDway Rekupedzisira munyika kwakawanikwa kubva kuchitunha chezvemhuka dzekare chakawanikwa kubva kune chakaomeswa mumaraki eSiberian.

Vanotsvagurudza vakakwanisa kubvisa mammoth dna kubva kumazino emukati emamirimita ekutsvagira emhuri yenzou. Zera rekuwana genetic zvinyorwa zvine makore anenge 1,200. Kusvika pakuwana nguva pfupi yapfuura yeiyo yekare yeDNA yakakurumbira DNA yakakurumbira DNA yakavezwa Bhiza rinogarwa nendima yeYukon yemazuva ano (Canada) yainzi 560-780 zviuru zvemakore apfuura.

Chikwata chepasi rese chesainzi chinodzokorora kutevedzana kwematanho matatu emasampuli emasampuli kuitira kuti adzidze mhuri yemuti wemugadziri wemakwikwi emagazini.

Misiyano iri mune genetic zvinhu zvakaratidza kuti gumi-toni zvisikwa zvevakashanduka kana ice shoo dzakakwenenzverwa mumakiromita ekuchamhembe uye akazivisa tateguru asingazivikanwe yemamotoni akangosundira pamusoro pekunyika.

"Neiyi gigantic DNA, unogona kuona zvakananga kushanduka kwemakore anotanga kupfuura makore emiriyoni," anodaro Geninois Yunivhesiti muUrbane-Champa-Chrevane Alfred Roca. Shanduko mune genome inoonekwa, chii chinoita kuti vanzwisise kuti kushandurudza sei mitezo imwe zvishoma nezvishoma kwakatendeuka kuve kwakakwana kune nyanzvi. Iyo palentologists yeBritish Museum yesainzi yeStupt yakatsanangurwa: Iyo Arctic Lerres inochengetedza kusvika pamamirioni gumi emamiriyoni eGiants neBevnesses. Mushure mekubvisa ice, zvimwe zvitunha hazviparadzwe uye makushe nemachira zvakaringana. Kubva pane zvakadai zvinhu, nyanzvi uye bvisa DNA yekudzokorora kuitira kuti udzidze zvimwe zvakawanda nezvehupenyu uye pekugara kwemamotoni.

Kuongorora kweDNA SAMPLS kwakawanikwa kubva kuchitunha chekare zvinowanikwa munharaunda yekuchamhembe kweSiberia muna 1970 yakaratidza kuti miviri yeStepthera Kukura kweiyo steppe mammoth yaive 4 metres uye kureba kweiyo doro kwaive kunenge kwemamita mashanu. Wooly mammoth aive Mammutus Prillius akashanduka kuti ave muridzi wechitoro chechitatu. Chikwata chesayenyenyenyenzi chakaziva kuti gadzi remahwendefa nderweboka reboka revanhu vane zvishoma nezvishoma zvishoma nezvishoma kuita chimiro cheMammiginius. Musoro webasa raDr. Dalien hausi kuramba hypothesis nezve kuvapo kwemhando mbiri dzakasiyana dzemamotoni.

Sechikamu chechimwe chidzidzo, nyanzvi dziri muJapan yunivhesiti hama yakaedza "kudzokera kuhupenyu" mhuka hombe dzezera rechando. Ivo vaishandisa DNA yeMammoti vanozivikanwa muSiberia vangangoita makore 28 zviuru makumi matatu uye vakaunza genetic zvinhu mumasero emakwenzi. Nekuda kwekukuvara kwakanyanya, majini aive asina kukodzera kuzere kushanda - hapana kana chiratidzo cheMolecular chiitiko chakaonekwa kuti chikamu chekasero chakapihwa. Rudo Dalien haritendi mukubudirira kwekuedza kudzorera mamommoth uye nekusajeka zvinoreva kuedza kwakadaro.

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