A plant requires phosphorus for its …………………………

Explanation

**Step-by-Step Solution:**

1. **Understanding the Role of Phosphorus**: Phosphorus is an essential nutrient for plants, playing a crucial role in various physiological processes.

2. **Growth and Development**: Phosphorus is vital for the growth and development of plants. It is involved in all stages of a plant's life cycle, from germination to maturity.

3. **Key Functions of Phosphorus**:
- **Energy Transfer**: Phosphorus is a component of ATP (adenosine triphosphate), which is the energy currency of cells, facilitating energy transfer within the plant.
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