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they look similar, they have similar DNA, they are both very ancient organisms, they both perform the same ecological function

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12y ago

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Why are archaea and bacteria grouped together?

Archaea and bacteria are grouped together because they are both prokaryotic microorganisms that lack a true nucleus and membrane-bound organelles. Despite their similarities in cellular structure, archaea exhibit distinct genetic, biochemical, and metabolic differences from bacteria, warranting their classification as separate domains in the tree of life.


Which domain(s) include(s) only prokaryotes?

Bacteria and Archaea


Which domains contain organisms that are made of prokaryotic cells?

The domain that consists of prokaryotic cells are bacteria and archaea.


Archaea have a similar chemical makeup to bacteria?

like bacteria members of the domain archaea are unicellular prokaryotes


What two domains are composed of only unicellular organisms?

The domains Bacteria and Archaea are composed of only unicellular organisms. These organisms are prokaryotic and lack a true membrane-bound nucleus in their cells.


What is the former name for Eubacteria and Archaebacteria?

The former name for Eubacteria is "true bacteria" or "bacteria," while the former name for Archaebacteria is "archaebacteria" or "archaea." These terms were used prior to the reclassification of these groups into the domains Bacteria and Archaea, respectively.


Is bacteriophage in the domain archaea?

No, bacteriophages are viruses that infect bacteria, not archaea. Archaea are a separate domain of single-celled microorganisms that are distinct from both bacteria and viruses.


When did archaea and bacteria split up split up?

Archaea and Bacteria split up right after having an argument about cheese. :)


What two forms do prokaryotes come in?

bacteria and archaea bacteria and archaea bacteria and archaea


Is bacteria older than archaea?

Well, friend, both bacteria and archaea are ancient forms of life that have been around for billions of years. While it's difficult to pinpoint exactly which one is older, scientists believe that archaea may have appeared first in Earth's history. Both bacteria and archaea have played important roles in shaping our planet and are essential for maintaining the balance of life.


How are archaea and bacteria similar?

They are unicellular


What are in prokaryotes cells?

Bacteria and Archaea