Based on the diagram drawn above in (i) give a suitable term for each of the following descriptions:
The cell organelle that regulates all the metabolic functions.

Explanation

**Step-by-Step Solution:**

1. **Identify the Cell Organelle**: The question asks for the cell organelle that regulates all metabolic functions. In the context of cell biology, the organelle responsible for this function is the nucleus.

2. **Explain the Role of the Nucleus**: The nucleus is often referred to as the control center of the cell. It regulates various metabolic processes by controlling gene expression and mediating the replication of DNA during the cell cycle.

3. **Mention Genetic Material**: The nucleus contains the genetic material (DNA) which carries hereditary information. This genetic material is crucial for the synthesis of proteins that are essential for metabolic activities.

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