The credo constitutes a Hexateuch in miniature (Genesis to Joshua), and provided the original nucleus and outline for the centuries - long process of the production and completion of the Hexateuch.1 (religion-online.org)
The Decalogue is not, as one might casually infer, an original nucleus around which was formed the ever - expanding Old Testament law — or better, torah, which means «instruction.» (religion-online.org)
The nuclei are inserted into egg cells which have had their original nucleus removed, a process called nuclear transfer. (scientificamerican.com)