#chromosome  a threadlike body in the cell nucleus that carries the genes in a linear order
  supertype:  body.natural_object  an individual 3-dimensional object that has mass and that is distinguishable from other objects; "heavenly body"
  subtype:  sex_chromosome  autosome  acentric_chromosome  acrocentric_chromosome  metacentric_chromosome  telocentric_chromosome
  part:  nucleolus_organizer  gene  chromatid  centromere
  part of:  cell_nucleus__nucleus__nucleu__karyon  a part of the cell containing DNA and RNA and responsible for growth and reproduction
     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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