Metals, particularly iron, have played a crucial role in biological functions since life’s inception. Scientists propose that iron was the predominant metal in early life, shaped by its abundance in pre-oxygenated oceans. This dominance influenced the biological processes and evolution of early organisms, with significant shifts occurring following the oxygenation of Earth’s atmosphere, which reduced [...]from SciTechDaily https://ift.tt/zGXVAcM
