Quick Answer: Is nucleolus made up of chromatin?

The nucleolus is a condensed region of chromatin where ribosome synthesis occurs. The boundary of the nucleus is called the nuclear envelope. It consists of two phospholipid bilayers: an outer membrane and an inner membrane. … Typically, the nucleus is the most prominent organelle in a cell.

What is the function of nucleolus and chromatin?

The nucleolus as site of ribosome biogenesis holds a pivotal role in cell metabolism. It is composed of ribosomal DNA (rDNA), which is present as tandem arrays located in nucleolus organizer regions (NORs).

What is the function of Nucleous?

The nucleus controls and regulates the activities of the cell (e.g., growth and metabolism) and carries the genes, structures that contain the hereditary information. Nucleoli are small bodies often seen within the nucleus. The gel-like matrix in which the nuclear components are suspended is the nucleoplasm.

How many nucleolus do cells have?

Therefore, there are 10 NORs in diploid human cells and 10 possible nucleoli per cell.

THIS IS INTERESTING:  Does my child have Aspergers?
All about hereditary diseases