Chapter 1: General Properties Flashcards
1
Q
What is the large ribosome unit in prokaryotes? What two ribosomes compose it?
A
70s
50s and 30s
2
Q
What is the only genus of bacteria that contain sterols?
A
mycobacteria
3
Q
What two genus of bacteria are obligate intracellular bacteria?
A
Rickettsia and Chlamydia
4
Q
What is the only bacteria that does not possess a cell wall?
A
Mycoplasma
5
Q
How does dry heat kill bacteria?
A
oxidize proteins
6
Q
How does iodine kill bacteria?
A
oxidize proteins
7
Q
How does chlorine kill bacteria?
A
oxidizes sulfhydryl groups
8
Q
How does Quat kill bacteria?
A
denatures membranes
9
Q
How does ethylene oxide kill bacteria?
A
alkylating agent
