Single-celled organisms like Amoeba, Paramecium, and Euglena belong to the Kingdom Protista within the domain Eukarya.
Single-celled organisms like Amoeba, Paramecium, and Euglena belong to the Kingdom Protista within the domain Eukarya. They are eukaryotes, which have membrane-bound organelles like a nucleus, unlike prokaryotes such as Bacteria and Archaea.
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