Unit 1- 2.2 Bacteria vs Archea continued

Question 1

biggest difference between arches vs. bacteria

Answer 1

Cell Wall:

-Bacterial cell walls contain bilipid layer of phoshollipids and contain peptidoglycan

Question 2

3 types of archea extremophiles

Answer 2

1. thermophiles- extreme hot environments
2. halophiles- extreme salty environments
3. psychrophiles- extreme cold environments

Question 3

what are methanogens

Answer 3

Archaea that can produce energy in oxygen free environments & produce methane in the process

Question 4

examples of archaea mutualistic environments

Answer 4

• decomposing organisms
• helping with digestion
• fixing nitrogen in solid for plants