Question

What is an nucleus ?​

Answer 1

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

Answer 2

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.

Step-by-step 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.