UDanio rerio | |||||||||||
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Ukuhlukaniswa kwesayensi | |||||||||||
Umbuso: | Eumetazoi |
I-infraclass: | Inhlanzi yeBony |
Ukuthenga: | I-Cypriniphysi |
I-Superfamily: | I-Carp-like |
Subfamily: | UDanioninae |
Buka: | UDanio rerio |
UDanio rerio , «Amasheya esitokisini", Noma brahidanio rerio (lat. Danio rerio) - uhlobo lwenhlanzi enamanzi amhlophe qhwa enomndeni womndeni we-cyprinidae (lat. Cyprinidae). Inhlanzi edumile yase-aquarium. Kuyisidalwa esiyimodeli ekuthuthukisweni kwebhayoloji futhi yaziwa ezincwadini zesiNgisi ngokuthi zebrafish. Alikho igama elinqunyiwe lalolu hlobo ezincwadini zesayensi ezifuywayo (noma kunjalo, amagama abizwa nge-zebrafish, zebrafish ne-zebrafish enemigqa asetshenziswa kaningi). UDanio rerio uyisilwane sokuqala sasekhaya esalungiswa ngofuzo nohlobo oluhlaza lwamaprotheni aluhlaza ngo-2003. (bona i-GlobalFish).
Incazelo
Le nhlanzi ye-aquarium inosayizi amasentimitha ayi-2,5-4, umzimba omude, ongenalutho, ithoni enkulu iyisiliva ngemivimbo egqamile eluhlaza okwesibhakabhaka. Ezinhlanzini ezincane, amaphini amafushane, ngokuhamba kwesikhathi akhula futhi akha umgubuzelo (kunemigqa emide). Imiphetho yamabala ingapendwe ophuzi. Isici esihlukile isisu - kowesifazane mkhulu.
Ukusetshenziswa kwelebhu
UDanio rerio Kwaphakanyiswa uGeorge Streisinger njengemodeli yokufunda ukuthuthukiswa kwe-embryonic kanye nokusebenza kwezakhi zofuzo zasesibelethweni. Ukubaluleka kwalesi sidalwa esiyimodeli kuqinisekiswe izifundo eziningi zofuzo. UDanio rerio - Enye yezinhlobo ezimbalwa zezinhlanzi ezivakashele esiteshini esijikeleza indawo.
Esifundweni sebhayoloji yokuthuthuka UDanio rerio inezinzuzo ezithile ngaphezulu kwezinye izilwanyana ezilandelwayo. Umbungu ukhula ngokushesha bese udlulela esiteji usuka kwiqanda uye ku-larva ngezinsuku ezintathu nje. Imibungu emikhulu, iqinile, iqinile, ibonakala futhi ithuthukisa ngaphandle kukamama, esiza ukukhohlisa nokubuka kwabo.
Kukhona amandla amakhulu okusetshenziswa. UDanio rerio njengemodeli yokuhlolwa kwe-phenotypic yezinto ezinokwenzeka zokwelapha ngenxa yejubane nokulula kokusebenza nazo. Ngaphandle kokufana okuphansi phakathi kwabantu nenhlanzi, izinhlelo eziningi zalezi zidalwa, ikakhulukazi, uhlelo lwenhliziyo, zisebenzisana ngendlela efanayo. Imiphumela enokwethenjelwa ingatholwa ngokufunda ngamakhemikhali kanye nangobuthi bezidakamizwa. Ubunjiniyela bezakhi zofuzo bungakha imigqa UDanio rerioikakhulukazi ukulingisa izifo ezahlukahlukene zabantu.
Lokhu kungenye yezinhlobo ezimbalwa zezinhlanzi ezazisetshenziswa ekuhlolweni emkhathini. Zethulwe eziteshini zakwa-ISS naseSalutut-5
UDanio rerio ngemibala eguqukayo (i-blached blond) yatholakala nge-mutageneis yokufakelwa. I-mutant ilahlekelwa ngumbala omnyama kuma-melanocyte, ngoba ayikwazi ukuhlanganisa i-melanin. Isilwane esesithombeni sinezinsuku ezine ubudala. Phezulu kwesithombe kukhona isilwane sohlobo lwasendle.
Ama-chromatophores UDanio rerio, enikeza umbala ovikelayo, uyinto eyisibonelo yokufunda i-biology yamangqamuzana kanye ne-biology yentuthuko
Ukuzala
Isonto elilodwa noma amabili ngaphambi kokuhluma, izinsikazi kufanele zihlukaniswe.
Ngemuva kwalokho udinga ukuthatha ama-aquariums, ngevolumu yamalitha ayi-10 kuye kwangama-50, bese uwagcwalisa ngamanzi empompo abilayo. Izinga lokushisa kufanele ligcinwe phakathi kuka-22 ° C no-24 ° C. I-pH kufanele ibe ngu-7.0.
UDanio yinhlanzi ethanda ukuthula.
Ngezansi kwe-aquarium kufanele kube ne-mesh yokuhlukanisa.
Izinhlanzi ziyahlakazwa kusukela kusihlwa, ngaphambi kokukhanya kwegumbi. Isilinganiso sabesilisa kwabesifazane kufanele kube 2: 1. Kwowesifazane oyedwa - abesilisa ababili. Uma kunesidingo, ungatshala inqwaba yezinhlanzi ngasikhathi sinye, kepha kulokhu udinga umkhumbi ofanele ofanele.
Ngakusasa uzobe usubona ukuthi ukuqhuma sekugcwele ngokuphelele. Ngemuva kokuphothulwa kwayo, udinga ukubamba zonke izinhlanzi, bese uthola isisetshenziswa sokuhlukanisa. Ngemuva kwalokho, isigamu sawo wonke amanzi ase-aquarium kufanele sishintshwe omusha, kodwa izinga lokushisa elifanayo kanye nokwakheka.
UDanios uyanda kakhulu.
Ama-Danio females ngokuvamile abeka inqwaba yamaqanda - aze afike izingcezu ezingama-2000.
Fry
Ngemuva kokuqhekeka, amaqanda kufanele aphathwe nge-methylene eluhlaza okwesibhakabhaka.
Cishe usuku kamuva (kwesinye isikhathi amahora amaningi ngaphambili), izibungu ziyoqala ukubopha, bese zilenga ezindongeni ze-aquarium.
Esikhathini esingangesonto, i-fry isizoqala ukubhukuda. Ngalesi sikhathi, kufanele banikezwe ukudla okuncane kakhulu. Uthuli oluhle kusuka kuma-rotifers, kanye nakuma ciliates. Uma lokhu kungekona konke, lapho-ke, njengenketho, unganikeza isikhuphasha esenziwe ngokuqinile noma ukudla okukhethekile kwamafry. Kulokhu, ukudla kufanele kube ngumhlabathi ngenani elincane lamanzi bese kungeniswa ku-aquarium ngesihlungo esikhulu.
Kuyadingeka ukudala izimo ze-zebrafish zikhululekile zokuzalela.
Ngemuva kwezinye izinsuku eziyi-7, i-fry inganikezwa i-artemia.
Izinhlanzi zikaDanio azingqubuzani, futhi ngenxa yalokho zihambisanani kahle ezindaweni zasemanzini ezivamile cishe nazo zonke izinhlobo zezinhlanzi.
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