关于下列四图的叙述中正确的是 A.甲图中共有5种核苷酸 b.乙图所示的化合物中不含糖类物质 c.组成丙物质的单糖是脱氧核糖或核糖 D.在小鼠 Template




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tomski关于下列四图的叙述中正确的是 a.甲图中共有5种核苷酸 b.乙图所示的化合物中不含糖类物质 coloring