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Echoes of Life
What Fossil Molecules Reveal about Earth History
Av Susan M. Gaines, Geoffrey Eglinton m. fl.
Inbunden, 2008
950 kr
Lägg i varukorg
In 1936 a German chemist identified certain organic molecules in ancient rocks and oils as the fossil remains of chlorophyll, presumably from plants that had lived millions of years in the past. Many years later this insight was revisited and the term biomarker coined to describe fossil molecules …