Eubacteria vs Archeabacteria

What was Carl Woes' significant contribution to modern biological classification?

• He discovered the first bacteria.

• He introduced the concept of a third domain of organisms.

• He proved that Eukaryotes evolved from Archaea.

• He identified the structure of DNA.

In what types of environments can Archaea be found?

• Only in extreme environments like hot springs.

• Only in the human gut alongside bacteria.

• In both extreme environments and the human gut.

• Exclusively in deep-sea hydrothermal vents.

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What is a key difference in the cell wall composition between Bacteria and Archaea?

• Bacteria cell walls contain isoprene chains, while Archaea cell walls contain fatty acid chains.

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

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

• Both Bacteria and Archaea cell walls contain peptidoglycan.

Which statement accurately describes Archaea's role in human disease?

• Archaea are known to cause many common human diseases.

• Some Archaea cause disease, while others are beneficial.

• To date, no Archaea are found to cause disease in humans.

• Archaea only cause disease in animals, not humans.