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Answer:
Domain Bacteria; Kingdom Archaebacteria
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Explanation:
Domain and kingdom are part of the taxonomical classification. The single-celled organism that lives in hot water springs will be classified as Domain Bacteria; Kingdom Archaebacteria. Thus, option C is correct.
What are Domain and Kingdom?
The domain is the first level of taxonomical classification that consists of Archaea, Eukarya, and Bacteria. Eukarya are known as eukaryotes, while bacteria and archaea are prokaryotes.
The kingdom is the next level of organization that consists of monera, fungi, protists, animals, and plants. Earlier, Kingdom Archaebacteria was used but now has been discontinued.
A single-celled organism is classified under the domain of bacteria and lacks organelles. They are found at extreme places like thermal vents and hot water springs as they have a proteinaceous coat.
Therefore, option C. the organism is classified under Domain Bacteria; Kingdom Archaebacteria.
Learn more about kingdom and domain here:
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