Chromosomes are formed of compacted chromatin where DNA is condensed at least by 10,000 times onto itself. The major structures in DNA compaction; DNA, the nucleosome, the 10nm beads-on-a-string fibre (chromatin), 30nm fibre (chromatin), and the metaphase chromosomes.
PRIMARY GOVERNMENT. The defining characteristic of a primary government is a governing body elected by the unit's citizens in a general election. As the. nucleus of the financial reporting entity, the primary government generally is the focal point for the users of the financial statements. [I don't know what this. sentence means].
Primary Key. DEFINITION: A primary key is a field in a table which is unique and enables you to identify every record in that table. Imagine what would happen if Mrs Smith telephoned the school to ask the secretary to pass on a message to her daughter Charlotte.