- chromosome - a threadlike body in the cell nucleus that carries the genes in a linear order
--1 is a kind of body
--1 is a part of nucleus, cell nucleus, karyon
--1 has parts:
--1 has particulars:nucleolus organizer, nucleolus organiser, nucleolar organizer, nucleolar organiser; gene, cistron, factor; chromatid; centromere, kinetochore; telomere sex chromosome; autosome, somatic chromosome; acentric chromosome; acrocentric chromosome; metacentric chromosome; telocentric chromosome