Write the functions of parenchyma.

Explanation

### Step-by-Step Solution:

1. **Definition of Parenchyma**:
Parenchyma is a type of simple permanent tissue found in plants. It consists of living cells that are typically thin-walled and can vary in shape and size.

2. **Storage of Food and Nutrients**:
One of the primary functions of parenchyma is to store food and nutrients. These cells can store starch, oils, and water, which are essential for the plant's growth and development.

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