title: The cell nucleus -- compartment versus organelle.
abstract: With regard to recent findings of basic mechanisms of chromosomal functions the paper is concerned with the classification of the nucleus in the eukaryotic cell hierarchy. In conclusion, the nucleus is considered a cellular compartment a) temporary homing the main genetic substance, and b) providing facilities for appropriate regulation of its activity.
mesh_terms: D005075:Biological Evolution; D002451:Cell Compartmentation; D002467:Cell Nucleus / Q000502:physiology*; D002843:Chromatin / Q000378:metabolism; D002875:Chromosomes / Q000502:physiology; D003593:Cytoplasm / Q000502:physiology; D005796:Genes; D009685:Nuclear Envelope / Q000502:physiology; D014158:Transcription, Genetic
chemical_list: D002843:Chromatin