LIFE SCIENCE

Detailed explanation-1: -Archaea are unicellular, prokaryotic microorganisms that differ from bacteria in their genetics, biochemistry, and ecology. Some archaea are extremophiles, living in environments with extremely high or low temperatures, or extreme salinity.

Detailed explanation-2: -Domain Bacteria includes prokaryotic, unicellular organisms (Figure 2). They are incredibly abundant and found in nearly every imaginable type of habitat, including your body.

Detailed explanation-3: -Prokaryotes include the domains, Eubacteria and Archaea. Thus, examples of prokaryotes include bacteria, archaea, and cyanobacteria (blue-green algae).