Genes / Proteins | Definitions | Models | Developmental Models | General Concepts | Contribute/Corrections | Links | Protocols | Home   A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z nucleolus   Definition: Search for:     Glossary - word Glossary - def Textbooks Protocols Images Tools Forum PubMed Links Press Releases   Biology Glossary search by EverythingBio.com           The globular nuclear organelle formed at the nucleolar organizer. Site of ribosome construction. An organelle found in the nucleus, containing rRNA and multiple copies of the genes coding for rRNA.         A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z    Genes / Proteins  |  Definitions  |  Models  |  Developmental Models  |  General Concepts  |  Contribute/Corrections  |  Links  |  Protocols  |  Home Website created and maintained by: Mark Lefers and the Holmgren Lab last updated: July 26, 2004