All of the organisms in the domain Archaea are prokaryotes.
Archaea are unicellular organisms with no nuclei, hence are prokaryotes.
Characteristics of Archaea
- Greek word Archaios means ancient.
- They are unicellular organisms that resemble bacteria and have some similarity to eukaryotes.
- Hence a third domain Archaea was introduced by Carl Woese based on ribosomal RNA analysis.
- They can live in extreme conditions like higher temperature, higher cold regions etc.
To learn more about prokaryotes :
https://brainly.com/question/1288013
#SPJ2