2. The Cell Nucleus
Introduction
Cell is a fundamental component of life containing
different organelles.
Nucleus ―A cell organelle.
It is known as nerve center or control center of cell.
3.
4. Size And Shape
It is a spherical organelle.
Accounts 10 of cell’s volume.
It ranges from 2-5 micron meter in
diameter.
5. Discovery
It was discovered by A .V Leeuwenhoek for
first time.
Franz Bauer in 1802 also described it.
Scottish botanist Robert Brown explained it
in more detail.
After that it was concluded that it is a
membrane bounded organelle found in
eukaryotic cells.
12. Nucleolus
Discrete densely stained structure.
Synthesize rRNA and assemble ribosomes.
Disappear when cell divide.
13. Functions of Nucleus
Storage of hereditary material.
Storage of proteins and RNA.
Production of ribosomes.
Transport of hereditary material to the rest
of cell.
Prevention.