| http://www.w3.org/ns/prov#value | - ??? In plants it holds the central position in the all-important chlorophyll molecule which transforms sunlight???s energy into life???s form of chemical-energy, ATP (adenosine triphosphate). ??? Along with calcium and phosphorus, magnesium (Mg) is considered a major element in human nutrition, as opposed to the trace elements such as iron (Fe), zinc (Zn), chromium (Cr), selenium (Se), etc., and i
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