30.观察右图下列叙述正确的是 A.如果该图表示的是组成原生质的各种化学元素 则a应该是碳元素 b.如果该图为组成原生质的化合物则a中 Template




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tomski30.观察右图下列叙述正确的是 a.如果该图表示的是组成原生质的各种化学元素 则a应该是碳元素 coloring