The nucleus of a cell contains chromatin and a nucleolus. It is bounded by a porous nuclear envelope.
Cell as what most of us knows, is the basic functional unit of life. Cells make up a total number of more than 10 trillion in the human body and it is interesting to learn that these units have a very important function in common. What maybe their functions? And what makes up a cell? Scroll down your mouse and take a read first at the Anatomy of a cell.
The nucleolus is an important part of the core. The strands of RNA, DNA and form of various structural parts of this component of the cell. It consists of granular and fibrillar elements. The components are classified in the fibrillar centers and dense fibrillar component fibrils. This type of structural organization of the nucleolus of eukaryotic cells.