#gene  a self-replicating protein molecule that occupies a fixed place on a chromosome; a unit of heredity
  supertype:  #protein_molecule__proteinmolecule  any large molecule containing chains of amino acids linked by peptide bonds
  subtype:  #dominant_gene  #allele  #genetic_marker  #lethal_gene  #linkage_group  #modifier_gene  #mutant_gene  #nonallele  #operator_gene  #oncogene  #recessive_gene  #proto-oncogene  #regulatory_gene  #repressor_gene  #structural_gene  #suppressor_gene  #X-linked_gene  #Y-linked_gene
  part of:  #chromosome  a threadlike body in the cell nucleus that carries the genes in a linear order
     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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