DNA and RNA are composed of nucleotides that are linked to one another in a chain by chemical bonds, called ester bonds, between the sugar base of one nucleotide and the phosphate group of the ...
Synthetic phosphate fertilizer poses a serious threat to our environment. Phosphate rock mining, along with the inorganic fertilizers and animal feed supplements and pesticides for which phosphate is ...
Proceedings of the American Academy of Arts and Sciences, Vol. 45, No. 5 (Jan., 1910), pp. 137-158 (22 pages) ...
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