The answer is <span>Both lack membrane-bound organelles and are single-celled.
Prokaryotes are unicellular organisms. The main difference between them and eukaryotes is the absence of nucleus and organelles in prokaryotes and their presence in eukaryotes. That is why they belong to different kingdoms. On the other hands, Archaea and Eubacteria differ in the composition of their cell wall. </span><span>Archaea's cell walls are made of uncommon lipids while Eubacteria have cell walls made of peptidoglycan.</span>
Answer:
All of the above
Explanation:
The definition of ecosystem is "a biological community of interacting organisms and their physical environment." and all four of the answers fit the bill.
Organisms is an environment or habitat for species hope this help