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Script: Isikhathi esinganga ma-24 ukuya kuma-30 wamahora ngaphambili kokumumatha (fertilization), i-zygote yakha beyiqede ukuhlukana kweseli lokuthoma. Ngenkambiso ye-mitosis, iseli ngalinye lihlukana kabili, nalikabili lihlukane kane, njalo njalo. | ||
All ages referenced to fertilization, not last menstrual period. |