Chromosomes

**Definition:** In a prokaryotic cell or in the nucleus of a eukaryotic cell, a structure consisting of or containing DNA which carries the genetic information essential to the cell. (From Singleton & Sainsbury, Dictionary of Microbiology and Molecular Biology, 2d ed)

**Tree numbers:** - A11.284.187 - A11.284.430.106.279.345.190 - G05.360.162