1. Substance X, in turn, donates its electron to an iron-containing protein called ferredoxin.
X物质又将它的电子转移给一种含铁的蛋白质，称为铁氧还蛋白。
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2. Substance X in turn donates its electron to an iron-containing protein called ferredoxin.
X物质又将它的电子转移给一种含铁的蛋白质，称为铁氧还蛋白。
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3. Ferredoxin: an iron-containing protein present in green plants and certain anaerobic bacteria that functions in electron transport reactions in biochemical processes such as photosynthesis.
4. Ferredoxin: an iron-containing protein present in green plants and certain anaerobic bacteria that functions in electron transport reactions in biochemical processes such as photosynthesis.
