Identify the group of fungi that is not correctly matched with all the...
Commonly known as sac-fungi, the ascomycetes are mostly multicellular, e.g., Penicillium, or rarelyunicellular, e.g., yeast (Saccharomyces). They are saprophytic, decomposers, parasitic or coprophilous (growing on dung). is branched and septate. The asexual spores are conidia produced exogenously on the special mycelium called conidiophores
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Identify the group of fungi that is not correctly matched with all the...
Explanation of Incorrect Matching in Fungi
The identification of the group of fungi that is not correctly matched with its characteristics is crucial for understanding fungal taxonomy.
Overview of Fungal Groups
Each group of fungi has distinct characteristics that differentiate them from one another. Here’s a breakdown of the options provided:
Option A: Phycomycetes
- Mycelium: Aseptate and coenocytic
- Asexual reproduction: By motile zoospores or nonmotile aplanospores
- Spores: Endogenously produced in the sporangium
Option B: Ascomycetes
- Mycelium: Unbranched and septate (This is incorrect; Ascomycetes typically have branched mycelium)
- Asexual spores: Conidia
- Conidia production: Generally produced exogenously on conidiophores (not endogenously)
Option C: Basidiomycetes
- Mycelium: Branched and septate
- Asexual spores: Generally not found
Option D: Deuteromycetes
- Known for: Only the asexual or vegetative phase of these fungi are known
Conclusion: Why Option B is Incorrect
In Option B, the description of Ascomycetes is misleading because:
- Ascomycetes typically have a branched mycelium, not unbranched.
- The production of conidia occurs exogenously, not endogenously.
Thus, the correct identification of the mismatched group is Ascomycetes, making Option B the right choice for being incorrectly matched with its characteristics. Understanding these distinctions is essential for accurate classification in mycology.