| http://www.w3.org/ns/prov#value | - Thickness of the arrow depicts relative abundance. 1) Sulfate that diffuses into a mat is reduced to hydrogen sulfide (H2S) by sulfate-reducing bacteria (SRB). 2) Some sulfate is assimilated by organisms to form cell components such as amino acids and cofactors. 3) Upon mineralization, organic sulfur is converted to H2S. 4) H2S is transformed to elemental sulfur and
|
