Bacteria Flashcards
1
Q
How many major phyla of bacteria are recognized?
A
14
2
Q
How are bacteria typically classified?
A
Habit/ metabolic traits rather than morphology/ phylogeny
3
Q
What domain are bacteria classified in?
A
Prokaryotic
- No membrane bound organelles inside cell
- No mitochondria
4
Q
Describe the cell wall.
A
- Semi rigid
- Permeable
- Peptidoglycan
- Gram Positive or Negative
5
Q
What is the capsule/ slime layer composed of?
A
- Glycocalyx- sticky mesh/ more solid
- Polypeptides and polysaccharides
6
Q
Describe the plasma membrane
A
- Phospholipids (or branched lipids) and proteins
- Contains glucose and mannose
7
Q
What is mannose?
A
It is a sugar monomer of the aldohexose series of carbohydrates
8
Q
How do bacteria reproduce?
A
Binary fission
