图为生物进化的历程示意图,据图回答: 1图中的c代表 ,它诞生于 ,d代表 。 2鸟类和哺乳类都是由古代的 进化来的。 3从 Template




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tomski图为生物进化的历程示意图,据图回答: 1图中的c代表 ,它诞生于 coloring