DOMAIN BACTERIA

-Greek word meaning true and little stick

-Includes all known bacterial pathogens

-Traditionally separated into Gram negative and Gram positive groups

How to do Gram Staining

Domain Bacteria is differentiated from Archaea based on __,__,__,__:

What gram stain comprises a monophyletic clade?

What gram stain comprises a paraphyletic group?

Three Representative phyla of Domain Bacteria

From the Greek word meaning changeable and little sticks.

Proteobacteria is also called the ____ – considered as the largest and most diverse forms of bacteria.

Economically important as ____.

Medically important as _____.

The origin of microbial endosymbiont that gave rise to the ____.

using ____ sequences, five separate lineage (classes) were defined (Stackebrandt et al. 1988):

Class α, β, γ, δ, ε