#cell_nucleus__nucleus__nucleu__karyon  a part of the cell containing DNA and RNA and responsible for growth and reproduction
  supertype:  #organelle__cell_organ  a specialized part of a cell; analogous to an organ
  substance:  #nucleoplasm
  part:  #nucleolus  #chromatin  #achromatin  #chromosome
  part of:  #cell
  subtype:  #pronucleus  the nucleus of the ovum or sperm after fertilization but before they fuse to form the nucleus of the zygote

No statement uses or specializes #cell_nucleus; click here to add one.