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Unit Plan
CK-12 Foundation

Ck 12: Gametogenesis, Advance

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Did you know the ostrich egg is just one cell? Tutorial describes the process of gametogenesis. and also compares and contrasts spermatogenesis and oogenesis.
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Unit Plan
CK-12 Foundation

Ck 12: Biology: Human Sperm

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Discusses how sperm are produced.