Ziziphi iwele?
Zifana (monozygotic) kunye neqanda eliqela. Abokuqala bazalwa ngenxa yesahlulo seqanda elichumayo. Ngelixa iingcali zingenakuchaza igama elibangela le nto. Ezi zilandelayo zizalwe ngenxa yento yokuba emzimbeni wowesifazane ngaphezu kweqanda elilodwa ukuvuthwa, okuye kutyalwa yi-spermatozoa. Amawele amaqanda amaninzi abizwa ngokuba yi-dizygotic, i-trizygotic, kuxhomekeka kubangaphi abantwana abalindelekileyo. Kwakhona zibizwa ngokuba ngamawele okanye kathathu. Ngokuqhelekileyo bazalwa ngenxa yokugqithiswa kokufakelwa.
Indlela yokukhulelwa amawele ngamvelo?
Abo bafazi abafuna ukuzala abantwana abaningana, bazama ukufumana indlela yokufaka isandla kulo. Kwaye ukuba iinzululwazi zinganiki nkcazo malunga nokuveliswa kwamawele e-monozygotic, izinto ezithile zichaphazela ukubonakala kwamawele:
- uneminyaka engaphezu kwama-30 ubudala;
- Ubukho kwintsapho yamaxesha anjalo kumgca womama;
- emva kokuboniswa kweziyobisi ze-hormone.
Kukholelwa ukuba abo bafuna ukukhulelwa amawele, abafana kunye namantombazana, kuyafaneleka ukucwangcisa ukukhulelwa kwithuba lokuncedisa umntwana omdala. Cacisa oku ngenyani ukuba amathuba anyuselwa ngexesha lokutya.
Abanye bathi abo bafazi abasicinga ukuba baphathe amawele kufuneka badle inani elikhulu lemveliso yobisi ngexesha lokucwangcisa ukukhulelwa, kwaye baphinde baphuze i-folic acid. I-Vegetarianism, ngokuchaseneyo, inciphisa oku kwenzeka.
Kukho iindlela ezahlukeneyo zokukhulelwa amawele okanye iintsana zeesini, itafile. Zibonisa iinyanga kunye neentsuku xa amathuba okunyuka okucetywayo.
