Mu nkuru yatunguye abantu benshi ku Isi ndetse n’abaganga, umugore wo muri Brazil ufite imyaka 19 yibarutse impanga nyuma haza kugaragara ko zifite ba se babiri batandukanye. Iyi nkuru yagaragaje ikintu kidasanzwe cyane mu buzima bw’umuntu, aho abaganga bavuga ko bibaho gake cyane ku Isi.
Nyuma y’ibyo, abaganga bakoze ibindi bipimo byimbitse basanga koko abo bana bombi bafite nyina umwe ariko bafite ba se babiri batandukanye.
Abahanga mu by’ubuvuzi bavuga ko ibi byatewe n’ikintu cyitwa “Heteropaternal Superfecundation”, ari cyo kibaho iyo umugore arekuye amagi abiri mu gihe kimwe cy’uburumbuke, hanyuma buri gi riterwa intanga ziturutse ku bagabo batandukanye.
Mu magambo yoroshye, bishoboka ko umugore yaba yaragiranye imibonano mpuzabitsina n’abagabo babiri mu minsi ya hafi cyane, maze buri umwe muri abo bagabo agatera rimwe muri ya magi abiri yari yarekuwe n’umubiri we. Ibyo bituma havuka impanga zifite nyina umwe ariko ba se batandukanye.
Dr. Túlio Jorge Franco, umwe mu baganga bagize uruhare muri ubu bushakashatsi, yavuze ko ibi ari ibintu bibaho gake cyane ku Isi. Nubwo hari izindi nkuru nke zigeze zitangazwa mbere, abaganga bavuga ko umubare w’izi manza wanditswe ari muto cyane ugereranyije n’abana bavuka buri mwaka ku Isi.
Abahanga bavuga ko impanga nk’izi zikura nk’izindi mpanga zisanzwe, ariko itandukaniro rikaba ari uko ADN yazo igaragaza inkomoko zitandukanye ku ruhande rwa ba se.
Iyi nkuru yakomeje gukurura impaka ku mbuga nkoranyambaga no mu bitangazamakuru bitandukanye, aho benshi batangajwe n’uko si filime cyangwa umugani ahubwo ari ibintu bishoboka mu buryo bwa siyansi kandi byemejwe n’ibizamini bya ADN.
Nubwo ari ibintu bibaho gake cyane, abaganga bavuga ko ari gihamya y’uburyo umubiri w’umuntu ushobora gukora ibintu bitangaje ndetse bikaba bikomeje kuba isomo rikomeye ku bahanga mu by’ubuzima n’ubushakashatsi.
