Domain Archaea: ancient organisms, adapted to extreme environments, first unicellular life, some live in extremely hot water, some live in acidic waters, some live in very salty water, discovered in 1970s, first prokaryotic cells, Domain Bacteria (or Eubacteria): all are unicellular , also prokaryotic cells, discovered in the 1600s, with first microscope, grow in colonies, adapt by DNA exchange, reproduce by binary fission (bacteria mitosis), found in yogurt and cheese, unicellular decomposers, Domain Eukarya: includes yeast, mushrooms, and other fungi, many are multicellular, cells have a nucleus, includes moss, grass, and other plants, includes worms, fish, and other animals, cells have many complex organelles, includes amoebas, kelp, and other protists, this domain contains the 4 main kingdoms,

Which domain?

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