class oomycetes
Definition
Noun: A class of nonphotosynthetic fungi that resemble algae and reproduce by forming oospores; sometimes classified as protists.
Usage
The term "class Oomycetes" is a formal taxonomic classification used in biology and mycology. It is used to refer to a specific group of fungus-like organisms. * The class Oomycetes includes many significant plant pathogens, such as the cause of potato blight. * Organisms within the class Oomycetes were once thought to be fungi but are now often placed in a different kingdom.
Advanced Usage
- "Oomycetes" as a common name: The word "Oomycetes" is often used alone (without "class") to refer to the organisms themselves. For example: "Oomycetes are commonly known as water molds."
- Taxonomic Context: In scientific writing, the class name is often italicized () and the rank ("class") is not capitalized when used in a sentence.
Variants and Related Words
- Oomycete (noun): A singular organism belonging to the class Oomycetes.
- Phytophthora infestans is a devastating oomycete.
- Oomycetous (adjective): Relating to or characteristic of oomycetes.
- The oomycetous infection spread rapidly through the crop.
Synonyms
- Water molds: A common name for many members of this class, referring to their frequent aquatic habitat.
- Peronosporomycetes: An alternative scientific name for the same taxonomic group.
Related Terms & Concepts
- Saprolegniales: An order within the class Oomycetes containing many water molds.
- Peronosporales: An order within the class Oomycetes containing many important plant parasites (e.g., downy mildews).
- Oospore: The thick-walled sexual spore characteristic of their reproduction.
- Coenocytic: Having hyphae (filaments) without cross-walls, a feature of oomycetes.
Noun
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nonphotosynthetic fungi that resemble algae and that reproduce by forming oospores; sometimes classified as protoctists
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