In a microbial ecosystem individual cells grow to form populations Metabolically related populations constitute groupings called guilds Sets of guilds conducting complementary physiological processes interact to form microbial communities
Metabolically related populations constitute groupings called guilds. Sets of guilds conducting complementary physiological processes interact to form microbial communities. In a microbial ecosystem individual cells grow to form populations
0→8→888 ○○ Individual Population
Community 2 Community 1 Oxic zone- Photic zone Chemoorganotrophic cyanobacteria and algae bacteria 6CO2+6H20 ceH12O6+60 6C02+6H2O ceH12O6+602 Sediments Anoxic zone
Community 3 1. Guild 1: methanogenic bacteria(CO2→→CH homoacetogenic bacteria(CO -> acetate) 2. Guild 2: sulfate-reducing bacteria (SO2 sultur-reducing bacteria/s0 4 H2S H2S 4. Guild 4: fermentative bacteria (fermenting sugars, amino and fatty acids, and so on) Community 3 Sediments
Community 3
Microbial communities then interact with communities of macroorganisms to define the entire ecosystem
Microbial communities then interact with communities of macroorganisms to define the entire ecosystem