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on 22 September 2013

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Transcript of Spermatogenesis

Tempat terjadinya
Spermatogenesis berasal dari kata sperma dan genesis (pembelahan).
Spermatogenesis adalah proses gametogenesis pada pria dengan cara pembelahan meiosis dan mitosis
Tahap Spermatogenesis
Spermatosit primer
Mitosis dari spermatogonium.
46 kromosom dan 4n kromatid
Spermatosit Sekunder
Meiosis dari spermatosit primer.
23 kromosom dan 2n kromatid
Spermatosit Tersier/Spermatid
Meiosis dari Spermatosit sekunder.
23 kromosom dan 1n kromatid
Diferensiasi atau pematangan dari Spermatid.
23 kromosom dan 1n kromatid
Dihasilkan di Testis. Terbentuk dari 46 kromosom dan 2n kromatid
Struktur Sperma
Full transcript