Nucleus: The nucleus is the single organelle of the cell that contains the cellular DNA. The nucleus is usually rounded or elongated and located in the centre of the cell.
Diameter: 4- 10 µm.
Shape: Rounded or elongated.
Location: Usually in the centre of the cell.
Structures found in the nucleus: are
- Nuclear membrane.
- Cellular regulation: Houses genetic material, which directs all cellular activities and regulates cellular structure.
- Production: Produces ribosomal subunits in nucleous and exports them into cytoplasm for assembly into ribosomes.