Which element is required in the meristematic tissues like buds, leaves and root tips?

Explanation

### Step-by-Step Solution:

1. **Understanding Meristematic Tissues**:
- Meristematic tissues are specialized plant tissues that have the ability to divide and contribute to the growth of the plant. They are found in areas of the plant where growth is occurring, such as buds, leaves, and root tips.

2. **Identifying the Required Element**:
- The question asks which element is essential for the functioning of these meristematic tissues.

...