Wadatacce
- Harshen jigon fararen kuliyoyi
- Cikakkun bayanai da ke nuna alaƙa
- Dangantaka tsakanin gashi da asarar ji
- Gano kurma a cikin fararen kuliyoyi
Cikakken fararen kyanwa suna da ban sha’awa matuka domin suna da kyawawan furfura masu kyau, ban da kasancewa masu kyan gani saboda suna da sifa mai kyau.
Ya kamata ku sani cewa fararen kuliyoyi na iya kamuwa da yanayin halitta: kurame. Ko da hakane, ba duk fararen kyanwa ne kurma ba duk da cewa suna da tsinkayen kwayoyin halitta mafi girma, wato ƙarin damar fiye da sauran kuliyoyin wannan nau'in.
A cikin wannan labarin na Kwararrun Dabbobi muna ba ku duk bayanan don fahimtar dalilan kurame cikin fararen kyanwa, yana bayyana muku dalilin da yasa hakan ke faruwa.
Harshen jigon fararen kuliyoyi
Samun haifuwa da farar fata yafi yawa saboda haduwar kwayoyin halitta, wanda zamuyi bayani dalla -dalla a taƙaice kuma mai sauƙi:
- Cats Albino (jajayen idanu saboda gene C ko blue eyes saboda gene K)
- Cats ɗin farare ko kaɗan (saboda jigon S)
- Duk fararen kuliyoyi (saboda babban jigon W).
Mun sami a cikin wannan rukunin na ƙarshe waɗanda fararen launi ne saboda mafi girma W gene, kuma su ma sun fi fama da kurame. Yana da ban sha'awa a lura cewa wannan cat a cikin kankare na iya samun launuka iri -iri, duk da haka, kawai yana da fararen launi wanda yayi kama da kasancewar sauran.
Cikakkun bayanai da ke nuna alaƙa
Fararen kuliyoyi suna da wani fasali don haskakawa tunda wannan fur ɗin yana ba su damar samun idanu na kowane launi, wani abu mai yiwuwa a cikin felines:
- blue
- rawaya
- ja
- baki
- kore
- launin ruwan kasa
- daya daga kowane launi
Za a tantance kalar idanun kyanwa ta kwayoyin mahaifa da ake samu a cikin rufin da ke kewaye da ido da ake kira tapetum lucidum. Haɗin waɗannan sel tare da na tantanin ido zai tantance launin idanun kyanwa.
Akwai dangantaka tsakanin kurame da idanu masu shuɗis tun al'ada kullun tare da madaidaicin W gene (wanda zai iya zama sanadin kurame) waɗanda suke da idanu masu launi. Koyaya, ba za mu iya cewa koyaushe ana bin wannan doka a cikin kowane yanayi ba.
A matsayin son sani za mu iya haskaka cewa kurame fararen kurame masu idanu daban -daban (misali kore da shuɗi) galibi suna haifar da kurame a cikin kunne inda shudin ido yake. Ko bisa ga dama ne?
Dangantaka tsakanin gashi da asarar ji
Don yin bayanin daidai dalilin da yasa wannan lamari ke faruwa a cikin fararen kuli-kuli mai launin shuɗi yakamata mu shiga cikin ka'idojin kwayoyin halitta. Maimakon haka, za mu yi ƙoƙarin bayyana wannan alaƙar cikin sauƙi da ƙarfi.
Lokacin da cat ke cikin mahaifa na mahaifiyar, rarrabuwar sel ya fara haɓaka kuma a lokacin ne melanoblasts ya bayyana, da alhakin tantance launi na gashin gashin cat na gaba. Jigon W yana da rinjaye, saboda wannan dalilin melanoblasts baya faɗaɗawa, yana barin cat ɗin ba shi da launi.
A gefe guda, a cikin rarrabuwa na sel shine lokacin da kwayoyin halittu ke aiki ta hanyar tantance launin idanu wanda saboda rashin ƙarancin melanoblasts, kodayake ido ɗaya da biyu kawai suka zama shuɗi.
A ƙarshe, muna lura da kunne, wanda a cikin rashi ko ƙarancin melanocytes ke fama da kurame. A saboda wannan dalili ne zamu iya dangantawa ko ta yaya kwayoyin halitta da abubuwan waje tare da matsalolin lafiya.
Gano kurma a cikin fararen kuliyoyi
Kamar yadda muka ambata a baya, ba duk fararen karen da ke da shuɗi idanu ke saurin kamuwa da kurame ba, haka nan ba za mu iya dogaro da waɗannan halayen zahiri ba kawai don faɗi haka.
gano kurame a cikin fararen kuli -kuli yana da rikitarwa tunda cat dabba ce da ta saba da sauƙi ga kurame, ta haɓaka wasu hankula (kamar taɓawa) don tsinkayar sauti ta wata hanya dabam (girgiza misali).
Don tantance ƙuntatawa a cikin yara maza, yana da mahimmanci a kira likitan dabbobi don yi gwajin BAER (brainstem auditory ya haifar da martani) wanda da shi zamu iya tabbatar da ko cat ɗinmu kurma ne ko a'a, ba tare da la'akari da launin furfura ko idanunsa ba.
