Difference between Bacteria and Archaea

What are the three main domains of organisms in modern biological classification?

• Plants, Animals, Fungi

• Bacteria, Archaea, Eukarya

• Protists, Bacteria, Viruses

• Prokaryotes, Eukaryotes, Archaea

In which type of environment are many Archaea commonly found?

• In human bloodstreams

• In extreme environments like hot springs

• On the surface of plants

• Inside animal cells

Which of the following is a shared characteristic between Bacteria and Archaea?

• They are multicellular organisms.

• They reproduce sexually.

• They contain a nucleus.

• They are unicellular organisms.

What is a key difference regarding the cell walls of Bacteria and Archaea?

• Bacteria cell walls contain peptidoglycan, while Archaea cell walls do not.

• Archaea cell walls contain peptidoglycan, while Bacteria cell walls do not.

• Both Bacteria and Archaea cell walls contain peptidoglycan.

• Neither Bacteria nor Archaea cell walls contain peptidoglycan.