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    The possible benefits of cloning are numerous , for producing human tissues and organs for transplant, and for preserving endangered animal species to name but two. A. artificially B. materially C. scientifically D. medically 【查看更多】

     

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    .The possible benefits of cloning are numerous , for______ producing human tissues and organs for transplant, and for preserving endangered animal species to name but two.

    A. artificially  B. materially   C. scientifically     D. medically

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