#organelle__cell_organ  a specialized part of a cell; analogous to an organ
  supertype:  #organ  a fully differentiated structural and functional unit in an animal that is specialized for some particular function
  subtype:  #cilium  #lysosome  #cell_nucleus  #nucleolus  #mitochondrion  #centriole  #ribosome
  part of:  #cell  the basic structural and functional unit of all organisms; cells may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals
     part of:  #living_thing__organism__being  a living (or once living) entity that has (or can develop) the ability to act or function independently

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