What part of plants is best suited for making virus-free plants, and why?

Explanation

**Step-by-Step Solution:**

1. **Identify the Plant Part**: The part of the plant that is best suited for making virus-free plants is the **apical meristem**.

2. **Understanding Apical Meristems**: Apical meristems are regions of actively dividing cells located at the tips of roots and shoots. These tissues are responsible for the growth in length of the plant.

3. **Virus-Free Nature**: Apical meristems are considered virus-free tissues. This is because most viruses cannot infect these rapidly dividing cells. The environment and conditions of growth in these areas do not support viral replication.

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