In xerophytes, the waxy coating on the epidermis prevents _______.

Explanation

**Step-by-Step Text Solution:**

1. **Understanding Xerophytes**: Xerophytes are a type of plant that has adapted to survive in environments with very little water, such as deserts or icy regions. These adaptations allow them to thrive where other plants may not survive due to water scarcity.

2. **Role of Waxy Coating**: The waxy coating on the epidermis of xerophytes serves a crucial function. This coating is a protective layer that helps to minimize water loss from the plant.

3. **Water Loss Mechanism**: In plants, water loss primarily occurs through a process known as transpiration. Transpiration is the movement of water from the soil through the plant and its evaporation from aerial parts, mainly leaves.

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