Which Statement About the Domain Archaea Is True

question 19

Multiple Choice

Which statement about the domain Archaea is true?

• A) Genetic prospecting has recently revealed the existence of many previously unknown archaean species.
• B) No archaeans can reduce CO₂ to methane.
• C) The genomes of archaeans are unique, containing no genes that originated within bacteria.
• D) No archaeans can inhabit solutions that are nearly 30% salt.
• E) No archaeans are adapted to waters with temperatures above the boiling point.