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【答】在生理学上,钾离子为细胞生理化学结构的主要成份之一,也是维持细胞活动的主要阳离子。为了维持细胞内一些酶的活动,细胞必需保持一定
[A] Physiologically, potassium is one of the major components of the cell’s physiochemical structure and is the main cation that maintains cell activity. In order to maintain the activity of some enzymes in the cells, the cells must be kept constant