Abahanga bahije amabanga y'ibisekuru by'i mamamoti kuva igihe cyibibarangiriyeho kubera ADN wa kera kwisi

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Abahanga bahije amabanga y'ibisekuru by'i mamamoti kuva igihe cyibibarangiriyeho kubera ADN wa kera kwisi 16670_1
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Abahanga bayobowe na Lava Dahlya bahagarariye hagati ya Paleontologiya ya Kaminuza ya Stockholm yahitanye amabanga ya mammoth mammoth kuva mu rubuga. Byashobokaga gushyira mu bikorwa ibi bikaze kuri ADN washaje ku isi wabonetse ku ntumbi z'amatungo ya kera yakuwe muri marzlot y'iteka rya Siberiya.

Abashakashatsi bashoboye gukuramo mammoth ADN uvuye kumenyo kavukire y'abahagarariye umuryango w'inzovu. Imyaka yo kubona ibikoresho bya genetike ifite imyaka igera ku 1.200. Kugeza igihe yavumbuye kera cyane ADN uzwi cyane, ADN y'ifarashi yabanjirije abanza atuye ku ifasi ya Yukon (Kanada) yafatwaga nk'imyaka 560-780.

Itsinda mpuzamahanga ry'abahanga ryashimangiye ADN rikurikirana ry'ibyitegererezo bitatu biboneka kugira ngo bige umuryango w'igiti cy'ibisekuruza bya mamoti.

Gutandukana mubintu bya genetike byerekanaga uburyo ibiremwa 10 bya toni bifite fats byahindutse mugihe cyingabo za barafu zaranze byinshi mubyumba byigihe yamaze kuzerera muri Amerika ya Ruguru.

Genetique Alfred Roca yagize ati: "Hamwe n'iri jambo rinini muri Urbane Alfred ritaziguye mu myaka irenga miriyoni yatangijwe mu myaka irenga miriyoni." Impinduka mu nzego ziragaragara, ikituma bishoboka kumva uburyo ubwoko bumwe bwo guhinduka buhoro buhoro bwagaragaye rwose na sitert. Abapalenotologue b'ingoro y'Ubwongereza bwa siyanse y'Ubwongereza barasobanuwe: Metchlot ya Arctique ibika bigera kuri miliyoni 10 z'ibihangange bifite ububimbanyi. Nyuma yo gukuramo urubura, imirambo imwe ntabwo irasenyutse kandi ubwoya kandi imyenda iteye ubwoba. Muri ibyo bikoresho, inzobere kandi ukureho ADN kugirango ubone ubundi bushakashatsi kugirango umenye ibisobanuro birambuye kubyerekeye ubuzima nubuzima bwa mammoths.

Isesengura rya ADN zishingiye ku murambo w'amatungo ya kera aboneka ku butaka bw'amajyaruguru y'uburasirazuba bwa Siberiya - Mammuthia TrogolII (ifishi yabaga muri Pleokisi muri Eurasia). Gukura kwa Mamoth yo mu nyanja byari metero 4 7 n'uburebure bw'inzoga yari metero 5. Uyu mwanda wa nyakayiniya yari Mammoth Primenius yaje kuba nyir'ana ya gatatu. Itsinda ry'abahanga ryasanze iyo mamoti imwe ari mu itsinda ryayo bahindutse bayo bayo bagiye bahindukirira buhoro buhoro uburyo bwa Mammuthuus ari mu butumwa bwa Mammuthuyo. Umuyobozi w'akazi ka Dr. Dalien ntabwo yanze hypothesis ijyanye no kubaho k'ubwoko bubiri butandukanye bwa mammoths.

Mu rwego rwo ubundi bushakashatsi, abahanga muri kaminuza ya Maniyaya Mandai bagerageje "gusubira mu nyamaswa nini zo mu bihe bya buruse. Bakoresheje ADN of Mammoth bamenyekanye muri Siberiya imyaka igera kuri 20 kandi bamenyekanisha ibikoresho bya geneti mu tugari ka Rodent. Kubera ibyangiritse cyane, ingirabuzimafatizo ntizikwiriye imikorere yuzuye - ntabwo ari ikimenyetso kimwe cyibikorwa bya molekile byatanzwe ko kugabana seliji. Urukundo Dalien ntabwo yemera ko ibikorwa byo kugerageza kubyutsa mammoth no gushidikanya bivuga ubushakashatsi nkubwo.

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