下列叙述错误的是 A.构成生物体的化学元素多以化合物形式存在�数以离子形式存在b.脱氧核糖分子中不含氧元素是rna的组成成分c.不同 Template




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tomski下列叙述错误的是 a.构成生物体的化学元素多以化合物形式存在�数以离子形式存在b.脱氧核糖分子中不含氧元素是rna的组成成分c.不同 coloring