What does a nucleus do in a cell?

The nucleus is known as the brain of the cell, it is the organ of the cell that controls all the cell activities like growth, metabolism, etc. it carries genes, structures that contain hereditary information.

cats appear to have glowing cat eyes because the back of their eyeballs includes a special reflective surface called the tapetum lucidum. this lets them see better during the night, giving them a much better vision.

the generally accepted parts of modern cell theory include: all known living things are made up of one or more cells. all living cells arise from pre-existing cells by division. the cell is the fundamental unit of structure and function in all living organisms.