Domains - Vocabulary

What is the highest level of classification for living organisms?

• Domain

• Prokaryote

• Eukaryote

• Archaea

What does "composed of multiple cells" mean?

• Autotroph

• Heterotroph

• Unicellular

• Multicellular

What is the substance found in the cell walls of bacteria?

• Multicellular

• Heterotroph

• Peptidoglycan

• Eukaryote

What is an organism whose cells lack a nucleus?

• Domain

• Prokaryote

• Eukaryote

• Archaea

What is an enzyme that helps in the synthesis of RNA or DNA called?

• Polymerase

• RNA

• DNA

• Eukaryote

What is the rigid outer layer surrounding a cell that provides structural support?

• DNA

• Autotroph

• Cell wall

• Peptidoglycan

What are Archaea that thrive in highly salty environments called?

• Halophiles

• Domain

• Prokaryote

• Bacteria

What are microorganisms that are the first known forms of life on Earth, with prokaryotic cells and often found in extreme environments?

• Bacteria

• Autotroph

• Archaea

• Peptidoglycan

What is an organism whose cells have a nucleus?

• Domain

• Prokaryote

• Eukaryote

• Archaea

What is an organism that can produce its own food through photosynthesis or other means called?

• Autotroph

• Heterotroph

• Domain

• Bacteria