What are xylem and phloem?

Explanation

### Step-by-Step Solution:

1. **Introduction to Plant Tissues**:
- In plants, there are specialized tissues responsible for the transportation of essential substances. These tissues are known as vascular tissues.

2. **Definition of Xylem**:
- Xylem is one of the two main types of vascular tissues in plants. Its primary function is to transport water, minerals, and salts from the roots to the other parts of the plant.

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