lecture 19
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niche
a habitat where location, nutrients available , interacts with
population
same species, same place
community
populations living together
biofilm
continuous growth of microbial communities
stages of biofilm
Attachment Colonization Development Dispersal
properties of biofilm
matrix protection quorum sensing doversoty
Rhizophere
soil surrounding plant roots
factors influencing microbes
Farming reduces richness * Water accessibility * Pollution
what microbes presnet in terrestial subsurface
• Chemolithotrophic, autotrophic • Anoxic • Bacteria • Archaea
types of aquatic environment
Freshwater environments * Marine environments
microbes presnet in freshwater
proteobacteria actinobacteria bacteriodetes cyanobacteria