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It serves as a carrier of oxygen to the tissues from the lungs by red blood cell haemoglobin, as a transport medium for electrons within cells, and as an integrated part of important enzyme systems in various tissues.
1) Iron is an essential element for blood production.
2)Human cells require iron in order to obtain energy as ATP from a multi-step process known as cellular respiration.
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The following costs are for a company that manufactures leather shoes. Shoemaker's wages Foreman's salary Shoebox...
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