* Metabolism: The nucleus contains DNA, which holds the genetic instructions for building and maintaining the cell. These instructions dictate the production of proteins, enzymes, and other molecules necessary for all metabolic processes.
* Reproduction: The nucleus houses the chromosomes, which carry the genetic information passed on to daughter cells during cell division (mitosis and meiosis). This ensures that new cells inherit the correct genetic blueprint.
In summary: The nucleus is the command center of the cell, directing both the day-to-day operations of metabolism and the long-term process of reproduction.