At the age of 16,he worked for______.

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实验表明,有利于蛋白质的合成的是( )

实验表明,有利于蛋白质的合成的是( )A.红光B.青光C.紫光D.蓝光

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在生物进化过程中,K对策者适应的气候应该是( )

在生物进化过程中,K对策者适应的气候应该是( )A.温和气候B.炎热气候C.多变气候D.稳定气候

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哺乳动物大多属于K对策生物。( )

哺乳动物大多属于K对策生物。( )此题为判断题(对,错)。

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He is determined to prove his innocence, __________he has to go to the highest c

He is determined to prove his innocence, __________he has to go to the highest court of the country.A

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