Ch. 3.6 Lecture

Question 1

What are the four divisions of prokaryotes ending in …cutes?

Answer 1

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.

Question 2

Define: prokaryotic species

Answer 2

A collection of cells that share an overall pattern of traits. They should share 70-80% of their genes.