08_Rizzo_Prokaryote_Biology_Outline - BIS2C W2011 14...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
BIS2C W2011 14 January 2011 Lecture 8 - bacterial and archaeal biology Importance of microbes to people and ecosystems Diversity of Bacteria and Archaea Diversity of form Functional diversity Phylogenetic diversity Diversity : shape Diversity: cell walls Gram stains Importance Diversity: Motility Biofilms: Extracellular polysaccharide matrix Surface attachment o Solid surfaces o Soft tissue in living organisms o Liquid-air interface Structural heterogeneity Genetic diversity- bacteria, archaea, protists, fungi, algae Stages in biofilm formation Attachment and aggregation Extracellular matrix production Behavior and communication Generation of heterogeneity Quorum sensing Bacteria “talk” to each other Bacteria are “multi-cellular” Bacteria can distinguish self from other Importance Importance of biofilms: Extracellular polysaccharide matrix Positive: o Protect against pathogenic bacteria o Bioremediation o Oil spills o Sewage treatment o Nutrient cycling
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/09/2011 for the course BIS 2 taught by Professor Coolprof during the Spring '11 term at Bank Street College of Education.

Page1 / 3

08_Rizzo_Prokaryote_Biology_Outline - BIS2C W2011 14...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online