The organic compound in sediments,rock and crude oil whose carbon structure can be traced back to living organisms

“Biomarkers” also known as “chemical fossils” are organic compounds with a particular carbon skeleton that can be related to a known biological precursor i.e. the carbon skeleton o...

In chemistry and geology, biomarkers are any suite of complex organic compounds composed of carbon, hydrogen and other elements or heteroatoms such as oxygen, nitrogen and sulfur, ...