Gram Negative Bacteria

Front 1

Proteobacteria

Back 1

Most metabolically diverse:

- Chemolithotrophy

- Chemoorganotrophy

- Phototrophy

Front 2

Alpha proteobacteria

Back 2

1. obligate aerobes

2. facultative aerobes

3. Many as Oligotrophic

Front 3

Rickettsiales

Back 3

1.Small, cocciod or rod-shaped.

2. Obligate intracellular parasites.

3. Causative agent of several human disease.

Front 4

Rhodspirillales

Back 4

1. Key genera - Magnetospirillium

2. Magetotactic, demonstrating direct movement in a magnetic field

Front 5

Rhodobacterales

Back 5

1. Purple nonsulfur bacteria

2. aerobic anoxygenic bacteria

3. nitrogen-fixing

Front 6

Rhizobiales

Back 6

1. Pelagibacter

2. metabolically diverse

3. Contains phototrophs, chemolithotrophs & symbionts

4. nitrogen-fixing

Front 7

Burkholderiales

Back 7

1. metabolically & ecologically diverse.

2. aerobic growth

Front 8

Rhodocyclales

Back 8

1. Rhodocyclus - purple nonsulfur bacterium

2. Zooglea- chemoorganotroph that produce thick capsules

Front 9

Nitrosomonadales

Back 9

1. Nitrosomonas + Nitrobacter = nitrification

2. Obligate chemolithotrophic ammonia oxidiser

Front 10

Entries bacteria

Back 10

1. phylogenetic group within the Gamma proteobacteria.

2. facilitative aerobes.

3. Mobile or nonmotile, nonsporulating rods.

4. Posses relatively simple nutritional requirements.

5. Ferment sugars to a variety of end products.

Front 11

Escherichia coli

Back 11

1. straight rods.

2. over 700 serotype of pathogenic E. coli.

3. Mixed-acid fermenters

Front 12

Butanediol fermenters

Back 12

1. Enterobacteria (UTI)

2. Klebsiella (pneumonia)

Front 13

Pseudomonadales

Back 13

1. chemiorganotrophs that can use a wide variety of organic compounds.

2. Oxidase - positive & Catalase- positive.

3. pathogenic

Front 14

Vibrio Cholerae

Back 14

1. Vibrionales - oxidase positive curved rods.

2. Vibrio spp. generally aquatic

3. symbiotic with animals

Front 15

Deltaproteobacteria

Back 15

1. sulfate reducer & sulfur reducer

2. dissimilative iron reducer

3. bacterial predator

Front 16

Epsilonproteobacteria

Back 16

1. mobile spirilla

2. oxidase & catalase positive

3. sulfrospirillium