What is economic value of Spiurlina ?

Explanation

**Step-by-Step Solution:**

1. **Definition of Spirulina**: Spirulina is a type of cyanobacteria, often referred to as blue-green algae. It is a single-celled organism that thrives in both fresh and saltwater.

2. **Nutritional Value**: Spirulina is highly nutritious and is known for its rich content of proteins, vitamins, and minerals. It is particularly noted for being a source of single-celled protein, which is beneficial for both human and animal consumption.

3. **Protein Source**: The protein derived from spirulina is considered a high-quality alternative to traditional protein sources. It is often used as a dietary supplement to enhance protein intake.

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