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铁是人体中不可缺少的元素之一.成年人体内含铁质约4克.铁是血红素的组成部分,帮助产生血红素,将氧从肺输送到周身.铁也是某些酶的组成部分.其中:有的
Iron is one of the indispensable elements of the human body.Female body contains about 4 grams of iron.He iron is an integral part of heme, to help produce heme, the oxygen transported from the lungs to the whole body.Fe is also part of some enzymes Of which: yes