FormationSayniska

Interbreeding ee dadka iyo xoolaha - horumarka sayniska ama cayda?

warka ah in dawladda Ingiriiska ayaa la siiyey "iftiin cagaaran" in interbreeding ee dadka iyo xayawaanka, ayaa sababay dad jahawareer dunida iyo su'aalo badan. Inta badan xaqiiqda waxaa si buuxda ma ku haboon ee madaxa, maxaa yeelay waxa ay u muuqataa ka baxsan. Weli, dad badan ku mashquulsan yihiin natiijada tijaabooyin joogto ah.

Gudbaya UK

Sannadkii 2008, saynisyahano UK heshay xaq sharci ah si aadanuhu cross-taranta iyo xayawaanka. Laakiin si ay u fuliyaan tijaabooyin sida looma ogola in dhammaan farsamo, laakiin kaliya kuwa ka heshay liisanka this. tijaabo noocan oo kale ah waxaa loo qabtaa si loo abuuro unugyada asliga ah in ay awoodaan in ay ka cudurada aan bogsan karin sida cudurka Alzheimers, iyo kuwa kale oo badbaadiyo dadka u noqon doonaa.

Inkastoo ay gool sharaf leh sida, qaar ka mid ah dadka wax raadayn doonayaan in ay mamnuucaan tijaabo sida on hiddo-ee dadka iyo xayawaanka, sababtoo ah waa ka gees ah si ay anshax.

Qubarada ayaa si ay u koraan 155 uurjiifka "adaanaha". Laakiin maalgelinta tijaabo sida ayaa joojiyo. Farsamayaqaano ha kaga tagin rajada si aad u hesho natiijo la doonayo, maxaa yeelay, sharciga weli waa ay kooxda.

Waaya-aragnimada ee la soo dhaafay

Dhab ahaantii, ma jiraan wax macluumaad lagu kalsoonaan karo oo ku saabsan in uu u qabto tijaabo on isgoyska dadka iyo xayawaanka in aannu mar (tijaabo UK aan xisaabta lagu darsado). Laakiin xaqiiqda ah in ay la sameeyey qarnigii XX ah, waxaa jira qaar ka mid ah caddayn dokumeenti ah. Ka masuul ah waxbarashada, kuwaas oo ahaa Professor Ivanov Ilya Ivanovich. saynisyahan Tani ayaa crossbreeding nuujiya kala duwan oo guulo ka ee this. Tusaale ahaan, in 1901 uu asaasay xaruntii ugu horaysay, oo isku dayay in ay kiimikaysan Soo bixitaanka xulka cross iyo fardo. 20 sano ka dib, saynisyahan ka noqday caan sababtoo ah waxa uu ku lug lahaa dibi Miski la bilaabay. Laakiin riyo Ivanov uu ahaa si ay u fuliyaan aadanuhu cross-afgembi iyo xoolaha, gaar ahaan daayeer.

Tijaabo ay sameeyeen Ivanov

Iyada oo uu fikrad ah borofisar ka hadlayay symposiums, halkaas oo saynisyahano Western aaminsan yahay, kuwaas oo tijaabo caytanka. Laakiin fikrad this ayaa xiiseynaya dowladda Soviet, sidaa daraadeed waxa uu kafaalo safarka Ivanova ee Africa, halkaas oo uu ku qaadan karaan waa ka baxay tijaabo la mid ah. Waxaa halkan waa, sida uu sheegay borofisarku, waxaa jira ma aha oo kaliya badan oo Saayiq, orangutans iyo mamsiibo, laakiin sidoo kale tuzemok kuwaas oo u xiiseynayey in ay ku heshiiyaan in ay noqon daayeer abuur dilaacday dareere ah.

Dabcan, si aad u hesho lacagta isgoyska dadka iyo xayawaanka, Ivanov lahaa in ay dhex maraan kortaan ku socoto, laakiin ugu danbeyn in 1926 isaga iyo wiilkiisa, xaaskiisa u tageen inay Guinea. Ka dib markii gelida shaybaarka ee Institute Pasteur ah, saynisyahan u beddelay xanaanada ah ee daayeer ka. Laakiin way hayay kaliya dhalinyaro ah, dabcan, ma ku haboon yahay unugyada labka iyo dheddiga. Qabo qof qaangaar ah ee kaymaha ninna kuma dhicin, maxaa yeelay, waa halista ah ee lagu dillacshay.

Kaliya magacaabidda premium aad u weyn ka dib markii trappers geesisan aduunka ay awoodaan in ay ku qaadi kalluun yar. Seynisyahanno ku sameeyay tijaabo on daayeer bacrin ah manida aadanaha, laakiin uu doonayo in uu sameeyo tijaabo ah oo ku laabanayo naag ka bakhtiyo a uuraysatay. Laakiinse gabadha madow hasyo hubeeyaan diiday inuu qaado farcankii la fageeyo, sidaas Ivanov ku qanacsanaa oo keliya by xaqiiqada ah in ay jiraan ahaayeen dilaacday kaliya daanyeer dhaddig.

Natiijada tijaabooyinka Ivanova

In xagaagii 1927, Professor tagay Africa oo dhan 13 dhadig, wuxuu kaxaystay si ay guriga ku haysato si aad u hesho natiijo, taas waa in la siiyo hybrid aadanaha-daanyeer a. On jidka, laba ka mid ah ku dhinteen. The "xerada" marka hore uu sameeyey ee Marseille. halkan ka tago qaybaha ay, oo wuxuu aaday inuu Paris si loo daaweeyo wadnaha. Laakiin shuruudaha daayeer waxay ahaayeen xad-dhaaf ah, oo sidaas daraaddeed dheddigga ah ayaa lagu dilay mid ka mid ah ka dib markii kale ee. The xayawaanka hartay ayaa loo diray Sukhumi. Halkan, saddex bilood ka dib lagu dilay shaqsiyaad ka hartay. Waxaa la go'aansaday in la furo daayeer iyo ogaaday in dhadig ma ay uur leedahay.

Professor Lee ka qalin tijaabo ah?

Iyadoo ay taasi jirto duulaan ku fashilmay, Ivanov ma aysan joogsan tijaabo uu. In daanyeer Sukhumi la helay, oo rag iyo dumar badan oo u yimid iyagoo raalli ka qayb tijaabo ah. tijaabo noocan oo kale ah ayaa sii waday ilaa dhamaadka 20 ah, halka Ivanov go'aansaday in uu soo bandhigo dadweynaha natiijada. Laakiin ee joornaalada Soviet diiday in la daabaco macluumaad this, ka dibna professor a warbixin ku saabsan tijaabo machadka Pasteur soo diray. Mas'uuliyiinta Soviet loo arkaa tallaabo this sida khiyaamo qaran, iyo, sida laga soo xigtay ilo qaar ka mid ah, in 1932, Ivanov lagu toogtay.

Waa maxay natiijooyinka siiyey interbreeding ee dadka iyo xayawaanka? Photos, waraaqaha, shaybaarka Beelaha (haddii ay jirto) ma arag nuurka.

Miyuu ka-nin daanyeer suurto gal ah?

Ma suurogalbaa in hybrid aadanaha-daanyeer dhali doono natiijo wanaagsan, iyo iftiinka noqon doontaa ilmo dhaxlo hiddo-ka labada waalid? Sida hore u soo sheegnay, waxaa lama oga in tijaabo sida la fuliyaa in waqtigeena, sidaas jawaabta saxda ah su'aashan ay tahay wax aan macquul aheyn. Laakiin Aqoonyahannada jira xaalado marka koroowga weyn oo afduubtay haweenka Afrika. Waa lagama yaabo in xiriirka kuwaas oo ah karo ilmaha iftiinka, sida haweenka, halkii ay u dhintaan gaajo ama xadgudubka galmada labka amorous ah.

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