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Script: cyangwa metero 1. Iyo twakuraho ibyizingiye byose kuri DNA mu tuburungu trillion 100 tw'umuntu mukuru, twakwira ahantu hareshya n'ibirometero miriyaridi 63. Ubwo burebure buhwanye no kuva kw'isi kujya ku zuba no kugaruka inshuro 340. | ||
All ages referenced to fertilization, not last menstrual period. |