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Unit Plan
Ck 12: Biology: Marsupials Unit Plan
CK-12 Foundation

Ck 12: Biology: Marsupials

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Describes how marsupials reproduce.
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Unit Plan
Ck 12: Biology: Placental Mammals Unit Plan
CK-12 Foundation

Ck 12: Biology: Placental Mammals

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Describes how reproduction takes place in placental mammals.
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