Parasitic fungi have specialized hyphae called :

Options

A. haustoria
B. soredia
C. ascogonia
D. conidia

Explanation

**Step-by-Step Solution:**

1. **Identify the Question:** The question asks about the specialized hyphae found in parasitic fungi.

2. **Understand the Options Provided:**
- **A. Historia**
- **B. Soridia**
- **C. Ascogonia**
- **D. Conidia**

3. **Analyze Each Option:**
- **Option A: Historia** - This is known to be the specialized hyphae in parasitic fungi that penetrate the host's cell wall and lie against the cell membrane for nutrient absorption.
- **Option B: Soridia** - These are powdery propagules composed of fungal hyphae, not specialized hyphae.
- **Option C: Ascogonia** - This refers to the female reproductive structure in certain fungi, not a specialized hypha.
- **Option D: Conidia** - These are asexual spores produced by sac fungi, not specialized hyphae.

4. **Determine the Correct Answer:** Based on the analysis, the correct answer is **A. Historia**. These are indeed the specialized hyphae that parasitic fungi use to absorb nutrients from their host.

5. **Conclusion:** The specialized hyphae of parasitic fungi are called Haustoria.

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