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CYANAMIDE: A POSSIBLE KEY COMPOUND IN CHEMICAL EVOLUTION

Description: The prebiotic synthesis of phosphorus-containing compounds--such as nucleotides and polynucleotides--would require both a geologically plausible source of the element and pathways for its incorporation into chemical systems on the primitive Earth. The mineral apatite, which is the only significant source of phosphate on Earth, has long been thought to be problematical in this respect due to its low solubility and reactivity. However, in the last decade or so, at least two pathways have been dem… more
Date: May 1, 1964
Creator: Steinman, Gary; Lemmon, Richard M. & Calvin, Melvin
Partner: UNT Libraries Government Documents Department
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