Shin kun taɓa jin tagwaye da aka tsara a matsayin dizygotic ko multizygotic? Zai iya zama kamar wasu irin kwayoyi masu ban mamaki, amma ƙaddara shine ainihin kalmar kimiyya don bayyana wani abu da ka iya ji a gabanin ... twins fraternal . Zygosity wata hanya ce ta bayyana yadda ma'aurata ke samuwa.
Ta Yaya Dandygotic Twins Form?
Ma'aurata Dizygotic suna samuwa ne daga ƙwai guda biyu da aka hadu da su guda biyu.
(Di = 2, zygotic = zygote) A mafi yawancin lokuta, mace ta sake samarda kwai ɗaya, ko ovum, daga ovaries a yayin da ake zagayowar kwayoyin halitta. Amma wasu lokuta, saboda dalilai daban-daban, ƙwayoyin ƙwai suna saki a cikin sake zagaye. Idan jima'i ko kwari ya faru da kuma qwai suna haɗe, yawancin zasu iya haifar. Ma'aurata Dizygotic suna faruwa ne lokacin da ƙwayoyin biyu suka hadu da sperm guda biyu, sun shiga cikin mahaifa, da kuma ci gaba zuwa ƙwararru biyu. Kalmar mahallin na iya kwatanta ma'aurata biyu, da sauran nau'o'in, irin su uku, ma'aunin mahaifa, maɓuɓɓuka ko wasu. Ya bambanta bambancin da suka samo asali ne daga zygotes daban-daban, a maimakon tsayayya da matakan monozygotic da suka samo daga kwai wanda ya hadu da ƙwaya wanda ya rabu.
Abin da ke haifar da Twin Dizygotic?
Ba kamar ma'aurata guda biyu ba, wanda ba a iya kwatanta shi ba, akwai wasu abubuwan da ke haifar da twinning. Daga qarshe, za a iya samun su duka zuwa wani abu wanda zai haifar da wata mace ta tsoma, ko saki fiye da ɗaya kwai a cikin sake zagayowar.
Wasu mata suna yin amfani da su don yin haka a kai a kai, watakila saboda yanayin dabi'a . Wasu na iya yin haka saboda tasirin haɗari. Zai yiwu sun kasance masu shayarwa , suna shan magungunan ƙwayoyi , ko kuma sun daina tsayar da kwayoyin hana haihuwa. Mataye tsofaffi na iya ɗauka kamar yadda jikinsu ke kaiwa ga mazauni.
Akwai wasu bayanai masu yawa, ciki har da abinci, tseren, kiba da tarihin iyali.
Ta Yaya Zaku iya Bayyana idan Abun Tuna Dizygotic?
Kuna iya tsammanin cewa zaka iya fada idan ma'aurata suna da mawuyacin hali bisa ga yadda suke kallo. An yi la'akari da cewa ma'auratan (monozygotic) suna kama da juna yayin da ma'aurata (dizygotic) basu yi ba. Duk da haka, wannan ba gaskiya ba ne, kamar yadda akwai wasu a kan gaba biyu. Wasu ma'aurata sunyi kama da juna, amma wasu ba suyi kama da juna ba. Hakazalika, wasu ma'aurata masu tayar da hankali sunyi kama da juna, yayin da wasu basuyi.
Ma'aurata Dizygotic suna raba irin wadannan kwayoyin halitta kamar sauran 'yan uwa, yayin da suke karbi rabi na DNA daga mahaifiyarsu da rabi daga mahaifinsu. Kullum, suna da kimanin mutum 50 kamar yadda mutum yake. Kamar dai wasu iyalai suna nuna halaye na jiki, wasu ma'aurata suna da nau'o'i. Shin kun taɓa jin mutane suna cewa, "Ta yi kama da 'yar'uwarta a wancan lokacin!"? Ma'aurata Dizygotic suna da 'yan uwan juna ne sosai; za a iya kwatanta su a gefe ɗaya a lokaci ɗaya, a lokacin da 'yan uwan zumunta su dogara da hotunan ko tunanin da aka kwatanta da juna.
Akwai wasu hanyoyin da za a tabbatar domin tabbatar da cewa ma'auratan suna da ƙwayar cuta.
- Idan sun kasance yarinya da yarinya - sun kasance masu haɓakawa (tare da rare)
- Idan suna da nau'in jini dabam-dabam - sun kasance masu haɗari
- Idan akwai lakabi daya - sun kasance KUMA BAZU
- Idan akwai placentas biyu - za su iya kasancewa da ƙwayayyu, amma kuma zasu iya zama monozygotic
- Idan akwai monochorionic - ba su da mawuyacin hali
- Idan sun kasance guda daya ne kawai - sun kasance KUMA BAYAN BAYA
- Idan sun yi kama da juna - za su iya kasancewa maras kyau
- Idan bincike na DNA ya nuna bambance-bambance a alamomi - su ne masu ƙarancin hankali
- Idan bincike na DNA ya nuna alamomi masu jituwa - ba su da mawuyacin hali
Abokan Dizygotic na iya zama 'ya'ya maza,' yan mata ko ɗaya daga kowane.
Duk yarinya / yarinya mata biyu 'yan jima'i ne, tare da raguwa. Suna da wuya sosai cewa mutum ba zai taba sadu da su ba.
Yana iya yiwuwa a ƙayyade idan ma'aurata suna cikin mahaukaci a lokacin ciki, amma wani lokaci ba za a tabbatar ba sai bayan an haifi su. Mutane da yawa-ciki har da masu sana'a-sun ɗauka cewa ma'auratan sun zama marasa amfani idan sun kasance a cikin jakar daban-daban kuma suna da rabi biyu daban, duk da haka, wannan ba shine lokuta ba. Wani lokaci, ta hanyar duban dan tayi ko wasu gwaji, alamomi zasu iya taimakawa wajen gano zygosity, irin su jinsi daya ko daban-daban na jini. Amma sau da yawa, ba tare da irin wannan rarrabe ba, jarrabawar DNA ita ce hanyar da ta fi dacewa don tabbatar da cewa ma'aurata suna da ɗabaƙu.
> Sources:
Formation of twins. Jami'ar Pennsylvania Health System. Penn Medicine Medical Animation Library. http://www.pennmedicine.org/encyclopedia/em_DisplayAnimation.aspx?gcid=000058&ptid=17
Martin, Joyce A., Hamilton, Brady E., Osterman, Michelle JK, Curtin, Sally C., da Mathews, TJ "Haihuwar: Bayanan Bayanai na 2013". Rahotanni na Tarihi na Tarihi na kasa , Janairu 15, 2015, Vol. 64, No. 1.
> Kwalejin Amurka na Obstetricians da Gynecologists, "Samun Jima'i." http://www.acog.org/-/media/For-Patients/faq092.pdf?dmc=1&ts=20150722T1445578407