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the three main groups of archaebacteria are methanogens, halophiles, and thermophiles.

The main groups of archaebacteria are halophiles,  and methanogens, thermophiles.

What are arechbacteria?

Archaebacteria are acknowledged to be the oldest residing organisms on the planet.

  • They belong to the dominion Monera and are categorized as microorganisms because they resemble bacteria when observed under a microscope.
  • they are completely distinct from prokaryotes.
  • Archaebacteria are a set of microorganisms considered to be a historical form of lifestyle that advanced one after the other from the bacteria and blue-inexperienced algae, and they are from time to time labeled as a kingdom.
  • Archaebacteria live to tell the tale in extreme environments. Examples of archaebacteria are Methanobacteria or Pyrolobus, and Halobacterium.

Learn more about archaebacteria here:-https://brainly.com/question/13917547

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