Bacteria (Domain Bacteria):
1. E. coli (Escherichia coli): A common bacterium found in the gut of humans and other animals.
2. Staphylococcus aureus: A bacterium that can cause skin infections and other illnesses.
3. Cyanobacteria (Blue-green algae): Photosynthetic bacteria that play a crucial role in the environment.
4. Streptococcus pneumoniae: A bacterium that can cause pneumonia and other respiratory infections.
Archaea (Domain Archaea):
5. Halophiles: Archaea that thrive in extremely salty environments.
6. Methanogens: Archaea that produce methane as a byproduct of their metabolism.
7. Thermophiles: Archaea that live in extremely hot environments.
Eukaryotes (Domain Eukarya):
8. Amoeba: A type of protozoa that moves using pseudopods (false feet).
9. Paramecium: A single-celled organism with cilia (hair-like projections) for movement.
10. Yeast (Saccharomyces cerevisiae): A type of fungus that is used in baking and brewing.