Epigenetics da matsalolin hali a cikin karnuka

Da yake magana game da matsalolin halayen kare, game da haihuwa da kuma samu, ba shi yiwuwa a ambaci irin wannan abu kamar epigenetics.

Harba Hoto: googlecom

Me yasa binciken kwayoyin halitta a cikin karnuka yana da mahimmanci?

Kare abu ne mai ban sha'awa ga binciken kwayoyin halitta, saboda ya fi girma fiye da linzamin kwamfuta, haka ma, fiye da linzamin kwamfuta ko bera, yana kama da mutum. Amma duk da haka, wannan ba mutum ba ne, wanda ke nufin cewa za ku iya zana layi da gudanar da ƙetare, sannan zana kwatance tare da mutum.

Sofya Baskina a taron "Halayen Pet - 2018" ta bayyana cewa a yau kimanin 360 cututtuka na kwayoyin halitta na kare da mutum sun sani, amma a kowace rana akwai sababbin sakamakon bincike da ke tabbatar da cewa akwai fiye da kowa a tsakaninmu da dabbobin mu fiye da yana iya zama kamar a saman. kallon farko.

Kwayoyin halitta yana da girma - yana da nau'i-nau'i na tushe na biliyan 2,5. Saboda haka, a cikin bincikensa, kurakurai da yawa suna yiwuwa. Halittar kwayoyin halitta wani kundin tsarin rayuwa ne na rayuwarka gaba daya, inda kowace kwayar halitta ke da alhakin wani furotin. Kuma kowace kwayar halitta ta ƙunshi nau'ikan nucleotides da yawa. Zaɓuɓɓukan DNA an tattara su sosai cikin chromosomes.

Akwai kwayoyin halittar da muke bukata a halin yanzu, kuma akwai wadanda ba mu bukata a yanzu. Kuma suna, kamar yadda suke, an adana su a cikin "tsarin da aka kiyaye" har zuwa lokacin da ya dace don bayyana kansu a ƙarƙashin wasu yanayi.

Menene epigenetics kuma ta yaya yake da alaka da matsalolin hali a cikin karnuka?

Epigenetics yana ƙayyade waɗanne kwayoyin halitta a yanzu "karanta" kuma suna shafar, a tsakanin sauran abubuwa, halayen karnuka. Tabbas, epigenetics ba kawai ya shafi karnuka ba.

Misali na "aiki" na epigenetics na iya zama matsalar kiba a cikin mutane. Lokacin da mutum ya fuskanci matsananciyar yunwa, wasu kwayoyin halittar da ke da alaƙa da metabolism suna "farka" a cikinsa, wanda manufarsa ita ce tara duk abin da ke shiga jiki ba ya mutu da yunwa. Wadannan kwayoyin halitta suna aiki ga tsararraki 2-3. Kuma idan tsararraki masu zuwa ba su ji yunwa ba, waɗannan kwayoyin sun sake yin barci.

Irin wannan "barci" da "farkawa" kwayoyin halitta wani abu ne da ke da wuya ga masana ilimin halitta su "kama" kuma su bayyana har sai sun gano epigenetics.

Hakanan ya shafi, misali, don damuwa a cikin dabbobi. Idan kare yana fama da matsananciyar damuwa, jikinsa, domin ya dace da sababbin yanayi, ya fara aiki daban-daban, kuma waɗannan canje-canje sun ci gaba da rayuwa na 1-2 na gaba. Don haka idan muka bincika matsalar ɗabi’a wacce hanya ce ta tinkarar yanayi mai matuƙar damuwa, yana iya zama cewa an gaji wannan matsalar, amma a cikin al’ummai masu zuwa.

Duk waɗannan na iya rikitar da kulawar zuriyarsu idan muna magana ne game da wasu matsalolin ɗabi'a waɗanda ke da alaƙa da fuskantar damuwa mai tsanani. Shin wannan matsala ce ta asali? Ee: tsarin yadda jiki zai magance damuwa an riga an shimfiɗa shi a cikin jiki, amma yana "barci" har sai an "tashi" ta wasu abubuwan da suka faru daga waje. Duk da haka, idan al'ummomi biyu masu zuwa suna rayuwa a cikin yanayi mai kyau, matsalar matsalar ba za ta bayyana kanta a nan gaba ba.

Wannan yana da mahimmanci a san lokacin da kake zabar ɗan kwikwiyo da nazarin zuriyar iyayensa. Kuma ƙwararrun masu shayarwa da alhakin, sanin game da epigenetics, na iya bin diddigin abin da tsararrun karnuka ke samun gogewa da yadda wannan ƙwarewar ke nunawa a cikin halayensu.

Harba Hoto: googlecom