54. ALPHA PROTEOBACTERIA Flashcards
1
Q
- What are many species of the Alpha Proteobacteria subgroup closely associated with?
A
- they are closely associated with Eukaryotic Hosts
- this is a type of Symbiotic relationship
- they are not Pathogenic
2
Q
- Define the Endosymbiotic Theory.
A
- Mitochondria have evolved from Aerobic Alpha-
Proteobacteria - through the process of Endosymbiosis
3
Q
- Name 2 semi-independent organelles.
A
- Mitochondria
- Chloroplasts
- they have their own DNA and ATP
- they are a part of a larger organelle
4
Q
- Name 2 examples of Alpha Proteobacteria?
A
- Rhizobium
- Agrobacterium
5
Q
- What is Rhizobacterium?
A
- this forms root nodules in legumes
- it fixes atmospheric N2
6
Q
- What is Agrobacterium?
A
- this produces tumours in plants
- it is used in Genetic Engineering
7
Q
- What are subgroups of Beta-Proteobacteria?
A
- Neisseriae
- Bortadella Pertussis
8
Q
- Is Beta Proteobacteria pathogenic or not-pathogenic?
A
- this is Pathogenic
9
Q
- What are 2 examples of Neisseriae?
A
- Neisseria Meningitidis
- Neisseria Gonorrhoeae
10
Q
- What is Neisseria Meningitidis?
A
THE CAUSATIVE AGENT:
- Meningococcus
WHAT IS CAUSES:
- Meningococcal Meningitis
- this is an infection of the brain
- it has flu like symptoms
- it can cause Septicaemia
11
Q
- What is Septicaemia?
A
- this is the sepsis of the blood
- it can lead to death
12
Q
- What is Neisseria Gonorrhoeae?
A
THE CAUSATIVE AGENT:
- Gonococcus
WHAT IS CAUSES:
- Gonococcal Urethritis
- this is known as Gonorrhea
- this is a kind of STD
- it gives men a Urethral infection
- it gives women a vaginal infection
13
Q
- What is Bortadella Pertussis?
A
THE CAUSATIVE AGENT:
- Pertussis
WHAT IS CAUSES:
- Whooping cough
- it can be prevented with a DTP injection given to
children around the age of 2
14
Q
- What are 2 sub-groups of Gamma Proteobacteria?
A
- Pathogenic Bacteria
- Opportunistic Pathogens
15
Q
- What are 3 examples of Pathogenic Bacteria?
A
- Legionella
- Salmonella
- food poisoning
- Vibrio Cholera