Potoloho ea sebabole

Sebabole hlahella holim'a lefatše ka lebaka la mosebetsi ha seretse se chesang ka sebōpeho sa metsoako, ho phaella ho sena, metsi e boetse e na sulphide hydrogen ka mehloli e meng. Cycle Sebabole se bontšoa ke dithulaganyo tsa likokoana-hloko tseo li bakoa ke microorganisms ho bola tsa litlhaka kahare ea limela le liphoofolo. Holim 'a li bole kapele' ea liprotheine e nang le-amino acid se se akaretsang sebabole (cysteine, cystine, methionine), 'me li bole kapele' ea semela oli bohlokwa thehoa sulfide hydrogen le mercaptan. sulfide haedrojene e lokolloa ka phokotsong ea letsoai ea acid e sulfurous, acid e sulfuric le acid sernovatistoy amang libaktheria sulfate-fokotsa le o boetse o ameha ka potoloho ea sebabole.

Ha e le hantle, sulfide hydrogen e sa ananelang limela, 'me ka lebaka leo, le liphoofolo. Hydrogen sulfide oxidizes libaktheria khethehileng sebabole, ho fellang ka ho thehoa ha sulfates tse hantle haholo ananelang limela. Tsa maiketsetso dimela metsoako sebabole-e nang le tsona di kenyelleditswe ka potoloho ea sebabole ka tlhaho. Ammonifiers le sulfate-fokotsa libaktheria tlosa bona sulfide hydrogen. sebabole potoloho se etsahala, ka hlakoreng le leng, ka ho qhekella libaktheria sebabole tseo oxidize sulfide hydrogen.

libaktheria sebabole sehlopha

Sebabole libaktheria li arotsoe ka lihlopha tse peli: colorless le 'mala pherese.

liforomo Colorless ke tsena:

1) mefuta eohle ea Beggiatoa - nako e telele free- tshekatsheko. Har'a bona ho na le ea moholo ka ho fetisisa ea libaktheria tsohle;

2) mefuta e itseng Thiothrix - sa ntse e le nako e telele linaleli hore li khomaretse beha dintho ka tlas'a metsi;

3) mefuta e 'maloa ea libaktheria le' ngoe-e nang le sele - Thiophysa.

libaktheria tsohle - autotrophs. sebabole potoloho khothalletsa bokella lona hara seleng. Tlas'a maemo a tlhaho, libaktheria sebabole li fumanoa feela libakeng tse moo sulfide hydrogen hlahisoang kamehla le moo ho na le bolokolohi oksijene. Movement ea libaktheria le hlaha ka poleiti baktheria. libaktheria ajoa sebabole ka biosphere ho sutumetsa holimo le tlaase bakeng sa oksijene fetang sulfide hydrogen. Lera Black Sea ka libaktheria e teng ka ka botebo ba ka bang 200 m.

The ho kena moea ea libaktheria sebabole le oksijene ho etsahala ka mekhahlelo e 'meli. Qalong, ba ile ba ba oxidized ho sebabole, e leng e beha ka cytoplasm ea lisele 'me e sebelisoa e le lintho tse bonahalang ngoe matla.

Ha mahareng ha sulfide hydrogen lekana e oxidized butle-butle ho acid e sulfuric bolokwa sebabole. E koalloa le bicarbonates seleng ea e lelekoa ka mokgwa wa letsoai sulfate.

sebabole potoloho li feletseng ntle le ho sebetsa ha libaktheria pherese sebabole ntlafatsa bakteriopurpurinom pigment, ho ba fa shades e fapaneng ya khubelu, 'me photosynthetic pigment bacteriochlorophyll.

Sebabole libaktheria tsa tlhaho li atile. Ba phela ka sebabole liliba, ema felo gotee metsi, silt, mobu. Sebabole libaktheria tse autotrophic, assimilate carbon dioxide, ho sebelisa matla, eo Ho thehoa ke ho kena moea oa mefuta e fokotsehile sebabole.

Ho libaktheria colorless sebabole kenyeletsa thiobacteria eo bobeli Thiobacillus thioparus, Thiobacillus thiooxidans le ba bang. Ntle sulphide hydrogen le sebabole li oxidised thio metsoako boetse ho na le autotrophs ke ka letsoai le metsi a hloekileng ka mobu.

Potoloho ea sebabole e tsamaea le dithulaganyo phokotsong, e bakoang ke libaktheria sebabole, eo ka linako tse ling ka tlhaho fihle boholo haholo. Ka Leoatleng le Letšo ho ka botebo ba 200 limithara na le e kholo chelete e joalo ea sulfide hydrogen hore bophelo ha ho khaotsa haholo. Le ho bokella sulfide hydrogen fatše, tlala metsi, le ka sitisang limela le liphoofolo bophelo ba hae.

Sulphate fokotsa libaktheria theha sulfuric ke pholiso ngata seretse matša ka Pyatigorsk, estuaries le haufi le Odessa Yevpatoria. libaktheria tsena li sokoloha le sulphide hydrogen ka e ntšo o nyolohang oa colloidal hydrate tsa sulfide tšepe, impregnating yl pokello. Ts'enyeho ea tšepe hape le hlaha ka molato oa bona ka lebaka la ho e senyehileng kgelelo ya leswe phala le nosetso.

Sebabole libaktheria tse amehang tabeng ea ho phekola likokoana-hloko tsa metsi a likhoerekhoere , 'me ke e bontsha gore go ya e matla silafatsoa ea mobu le metsi ka metsana.