Search results for: '1A_IS_Ch4.2_Female reproductive system

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1A_IS_Ch4.1_Chromosomes(P.20－21)

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1A_IS_Ch4.1_DNA(P.19)

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1A_IS_Ch4.2_ Birth of a new life P.40－44

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1A_IS_Ch4.1_cell division_ P.22－23

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1A_IS_Ch4.2_Human sex cells( sperms and ova)_P.29-30

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1A_IS_Ch4.1_The structure of animal cells (p.16-18)

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1A_IS_Ch4.1_The structure of plant cells (p.11-15)

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1A_IS_Ch4.2_Becoming parents and birth control P.45－50

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1A_IS_Ch4.1_The structure of cells and microscope(P.3-10)

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