Question

What is an nucleus ?​

Answer 1

Answer:

It is a part of a cell which controls all the activities in the cells and contains the genetic information of the cell that is to be passed down to the next cell when it reproduces.

Explanation:

It is a part of a cell which controls all the activities in the cells and contains the genetic information of the cell that is to be passed down to the next cell when it reproduces.  

Answer 2

Nucleus is present at the centre of atom. It contains protons and neutrons. It is very small as compared to the atom.