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3.  Perhatikan gambar pembelahan meiosis berikut!

























                         a.  Sebutkan 4 fase meiosis I !
                         b.  Sebutkan 4 fase meiosis II!
                         c.  Jelaskan perubahan kromosom pada profase I !

                         d.  Bagaimana terjadinya proses pindah silang pada profase I?
                         e.  Jelaskan perbedaan profase I dan II?
                         f.  Jelaskan perbedaan telofase I dan II?




                         Jawab:
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                     4.  Gambar  dan  beri  penjelasan  tentang  gametogenesis  pada  alat  kelamin  jantan  dan

                         bertina pada hewan !
                         Jawab:

                         Spermatogenesis:
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