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Question

What are the characteristics of Deuteromycota?


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Solution

Deuteromycota:

  1. Some deuteromycota has a unicellular thallus, but the majority have a well-developed, septate mycelium with separate conidiophores. All members, except one group, reproduce by the use of unique spores called conidia. Some defective fungi don't produce conidia and instead create sclerotia.
  2. Imperfect fungi are deuteromycota-specific fungi. They do not go through sexual phases of development. They create conidia to reproduce asexually.
  3. Deuteromycetes, sometimes known as molds, are "second-class" fungi that only reproduce sexually by forming spores during mitosis.
  4. They are commonly referred to as molds. Anamorph describes this asexual fungal condition. In other words, because fungus reproduces asexually, this imperfect fungi class is a subclass of artificial fungi, of which there are roughly fifteen thousand species.
  5. Deuteromycetes are sometimes referred to as mitosporic fungi, deuteromycota, deuteromycotina, and imperfect fungi.

Characteristics:

  1. Deuteromycetes fungi have certain noteworthy characteristics that make them worthwhile to research.
  2. Deuteromycetes are saprophytes that can be found on a variety of substrates, but many of these fungi are also parasites of both plants and animals. Several diseases are brought on by this.
  3. The main illnesses that affect plants include leaf spots, blights, blotches, wilts, rots, anthracnose, etc., whereas animals are responsible for diseases like meningitis, candidiasis, and skin disorders, nail infections, and others.
  4. Multinucleate cells with simple pore septa and abundantly branching, septate hyphae make up the mycelium.
  5. The primary component of the hyphae's cell wall, which may be intracellular, is chitin-glucan.
  6. Deuteromycetes can only procreate asexually. The hyphal fragments, budding, arthrospores (flat-ended asexual spores created by the breaking up of cells from the hypha), chlamydospores (thick-walled modified cells acting as resting spores), and other asexual reproduction mechanisms are examples of this type.
  7. A conidiogenous cell is a name given to the conidiophore cell that produces conidia. Conidia can be formed singly or in chains at the conidiogenous cell's tip or side.
  8. Conidiophores can either exist alone or can group to form specific structures like synnemata and sporodochia. Conidiophores, when they are huge, are created in specific fruiting layers that are found inside specialist fruiting bodies known as conidiomata.
  9. Although sexual reproduction is rare, the parasexual cycle typically operates in their lives to satisfy sexual needs.

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