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1、Explain the concept of cistron?What is the conclusion of the cis-trans experiment? What is the di...
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1.质量为400g的铝壶里装有1.5㎏的水,把这壶水从25℃加热到95℃,求需要吸收多少热量?{c铝=0.88×103J/(kg·℃...
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