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  • ID:9406-6831
    The first cells could not have appeared without the protection of the ozone layer. ( )

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  • ID:9406-6828
    Not all organisms exhibit semiconservative replication.( )

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  • ID:9406-6819

    (翻译)Populations of a species that are spread out over a broad geographical range are often arrayed in a cline-a gradual change in one or more characteristics as each population evolves adaptations to its own local environment.

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  • ID:9406-6826

    Plant cells have the most prominent centrioles.( )

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  • ID:9406-6801
    Mendel’s second law states that characters are inherited dependently.( )

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  • ID:9406-6641

    (翻译)发酵以逐渐减慢的速度继续进行,到50 h,培养基中96%的糖分被消耗完,最终乙醇浓度达70 g/L .

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