MicroBiology-Draft/Sample

Cytophaga,Fusobacterium, andBacteroides The gram-negative nonproteobacteria generaCytophaga,Fusobacterium, andBacteroidesare cla ...

Figure 4.15 (a) Sessile Planctomycetes have a holdfast that allows them to adhere to surfaces in aquatic environments. (b) Swarm ...

they perform oxygenic photosynthesis. When they do not produce oxygen, they perform anoxygenic photosynthesis. With the exceptio ...

Another large, diverse group of phototrophic bacteria compose the phylumCyanobacteria; they get their blue- green color from the ...

Table 4.8summarizes the characteristics of important phototrophic bacteria. Phototrophic Bacteria Phylum Class Example Genus or ...

Actinobacteria: High G+C Gram-Positive Bacteria The name Actinobacteria comes from the Greek words forraysandsmall rod, but Acti ...

The genusGardnerella, contains only one species,G. vaginalis. This species is defined as “gram-variable” because its small cocco ...

What is one distinctive feature of Actinobacteria? Low G+C Gram-positive Bacteria The low G+C gram-positive bacteria have less ...

Figure 4.19 Clostridium difficile, a gram-positive, rod-shaped bacterium, causes severe colitis and diarrhea, often after the no ...

S. pneumoniae(commonly referred to as pneumococcus), is aStreptococcusspecies that also does not belong to any Lancefield group. ...

Figure 4.22 This SEM ofStaphylococcus aureusillustrates the typical “grape-like” clustering of cells. S. epidermidis, whose main ...

Bacilli: Low G+C Gram-Positive Bacteria Example Genus Microscopic Morphology Unique Characteristics Bacillus Large, gram-positiv ...

Resolution Marsha’s sputum sample was sent to the microbiology lab to confirm the identity of the microorganism causing her infe ...

Norwegian people. Despite the fact the cyclosporine A saves numerous lives, many consider the means by which the soil samples we ...

Figure 4.24 The star on this phylogenetic tree of life shows the position of the deeply branching bacteria Acetothermus. The dee ...

Figure 4.25 Deinococcus radiodurans, or “Conan the Bacterium,” survives in the harshest conditions on earth. 4.6 Archaea Learnin ...

Crenarchaeota Crenarchaeota is a class of Archaea that is extremely diverse, containing genera and species that differ vastly in ...

Euryarchaeota The phylum Euryarchaeota includes several distinct classes. Species in the classes Methanobacteria, Methanococci, ...

Where do Halobacteria live? Finding a Link Between Archaea and Disease Archaea are not known to cause any disease in humans, a ...

Proteobacteria are further classified into the classes alpha-, beta-, gamma-, delta- and epsilonproteobacteria, each class havi ...