Ch. 3.6 Lecture Flashcards
Prokaryotic classification system.
1
Q
What are the four divisions of prokaryotes ending in …cutes?
A
Gracilicutes, - Gram-negative cell walls- greatest # of prokaryotes characterized to date together with firmicutes.
Firmicutes- Gram-positive cell walls- greatest # of prokaryotes characterized to date together with gracilicutes.
Tenericutes- No cell wall
Mendosicutes- archaea- abnormal cell wall with no peptidoglycan in them.
2
Q
Define: prokaryotic species
A
A collection of cells that share an overall pattern of traits. They should share 70-80% of their genes.