Sulfur isotopes - PowerPoint PPT Presentation

Geobiology &amp; Biogeochemistry

Geobiology &amp; Biogeochemistry. Chapter 11. Biogeochemical Terms. Stromatolites Bacteria Archaea Eukaryota Phosphorus Cycle Sulfur Cycle Carbon Cycle Nitrogen Cycle. Tree of Life. Archaea. Archaea (ancient ones)

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Sulfur isotopes 11/14/12

Sulfur isotopes 11/14/12. Authigenic marine barite (BaSO 4 ) separated from deep-sea cores SEM Photo: Adina Paytan. Lecture outline: sulfur cycle biological fractionation S isotopes in the geologic record mass-independent S isotope fractionation. Hydrothermal barite

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Warmup 9/24/14

Warmup 9/24/14. We have the ability to manipulate atoms and create molecules used for everything from medicine to warfare. Do you think there’s a point where we can “go too far” with this kind of thing? What kind of stuff would be wrong or immoral to create?. Objective Tonight’s Homework.

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Sulfur isotopes - PowerPoint PPT Presentation

Geobiology &amp;amp; Biogeochemistry

Sulfur isotopes 11/14/12

Warmup 9/24/14

Geobiology & Biogeochemistry