Fungus is made up of cluster of filaments known as ___.

Explanation

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

1. **Understanding the Structure of Fungi**: Fungi are a diverse group of organisms that have unique structures. One of the key components of fungi is their filamentous structure.

2. **Identifying the Filaments**: The filaments that make up the body of fungi are known as hyphae. These are long, thread-like structures that can branch out and grow extensively.

3. **Formation of Mycelium**: When many hyphae come together and form a network, this structure is referred to as mycelium. Mycelium serves as the vegetative part of the fungus and is responsible for nutrient absorption.

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