Question

what is nucleus? give two functions of nucleus.

Answer 1

The cell nucleus​ is a membrane bound structure that contains the cell's hereditary information and controls the cell's growth and reproduction. It is the command center of a eukaryotic cell and is commonly the most prominent organelle in a cell.

The nucleus is the site for genetic transcription, while keeping it separated from the cytoplasm. This means gene regulation is taking place in eukaryotic cells that have a nucleus, but that this gene regulation isn't available to prokaryotes. That means the main function of the nucleus is to govern gene expression and facilitate DNA replication during the cell cycle. 

Answer 2

Nucleus controls the cell. It is spherical in shape.
FUNCTIONS
1.It controls all activities of the cell.
2.It takes part in cell division.
2.