BACTERIA & ARCHAEA Flashcards
1
Q
Domain Characteristics: Archaea
A
- Prokaryotic, unicellular, extremophilic (extreme tolerating)
2
Q
Domain Characteristics: Bacteria
A
- Unicellular (some colonial), prokaryotic, nutrition by absorption
3
Q
Domain Characteristics: Eukarya
A
- Unicellular, colonial or multicellular. Eukaryotic cells. Nutrition by absorption, ingestion or photosynthesis
4
Q
Bacteria
A
-Most abundant organisms on earth -Most heterotrophic, some autotrophic, some decomposers -Prokaryotic: Cells lack membrane-bound nucleus, no complex organelles
5
Q
A
•Bacilli – rod-shaped
6
Q
A
•Cocci – spherical
7
Q
A
•Spirilla – Spiraled body (cork-screw)
8
Q
A
Anabaena
9
Q
A
Oscillatoria
10
Q
Archaea
A
- Prokaryotic cells
- Similar to Eubacteria but with distinctive DNA and cell walls
- Thermophiles or halophiles: Inhabit hot, salty or methane producing places
11
Q
A
