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Script: Zonke izingxenye ezidingekayo zekhono lokunuka elisebenzayo sezikhona. Ukucwaningwa kwezingane zangaphambi kwesikhathi ziveza ikhono lokuzwa amaphunga kumaviki awu 26 emva kokukhulelwa. Ukufaka into ewuswidi kwi-amniotic fluid kwandisa izinga lokugwinya lengane. Ngokwehlukile, ukwehla kokugwinya kwengane kulandela ukufakwa kwento ebabayo. Izimo zobuso eziguqukile zivame ukulandela. | ||
All ages referenced to fertilization, not last menstrual period. One month = 4 weeks. |