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At minus 130°C, a living cell can be for a thousand years. [ ]A. spared B. prote

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At minus 130°C, a living cell can be for a thousand years. [ ]A. spared B. prote

At minus 130°C,   a living cell can be ________ for a thousand years.[     ]A. spared  
B. protected
C. preserved  
D. developed

试题答案

C