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37 Cards in this Set
- Front
- Back
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molds
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a mass of tangled filaments of cells
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yeasts
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unicellular organisms whose colonies resemble those of bacteria
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hyphae
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filaments of fungi
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chitin
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a complex polysaccharide not found in bacteria, protist, or other organisms
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mycology
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the study of fungi
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mycelium
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a mat of hyphae visible to the unaided eye
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septa
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sections of hyphae
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cenocytic
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hyphae of species that do not have septa
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Dimorphism
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teh ability of fungi to change their form or shpae in response to a changing enviornment
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Sparangiophores
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specialilzed hyphae that look like upright stalks
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sporangium
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an enclosing sac on the top of a sporangiophore
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sporangiospore
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spores inside each sporangium
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conidia
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spores which are formed without the protection of an enclosing sac
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conidiophore
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stalk like structure on which conidia form
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fragmnetation
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a process by which a septate hypha dries and shatters, releasing individual cells that act as spores
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budding
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an asexual process in which part of a yeasst cell pinches itself off to produce a small offspring cell
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rhizoid
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the hyphae that anchor the mold and penetrate the bread surface
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stolons
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other hyphae that grow across the bread
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gametangium (2)
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a sexual reporoductive structure that maintains a nucleus of matin type
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zygosporangium
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the fused gametangia that form a thick wall and becoem dormant
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bisidia
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small club like reproductive structure that are called often club fungi
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bisidiocarp
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an above ground structure (Mushroom)
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dikaryotic
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cells containing 2 nuclei
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bisidiospore
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what is formed when the zygote undegoes meiosis and forms four haploid nuclei which develope into basidiospores which are then released into the air
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ascogonium
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the femal gametangium
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antheridium
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the male gametangium
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ascocarp
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visible cup like structures
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monokaryotic
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cells that contain one nucleus
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asci
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sacs within the the ascocarp
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ascospores
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what is formed when the zygotes undergo meiosis once and divie again my mitosis to form 8 haploid nuclei and form walls and becoeme ascospores
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fungi imperfecti
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fungi that do not have a sexual stage
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mycorrhoiza
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a sybiotic association between a fungus and plant roots
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lichens
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represent sybiotic relationships betweeen a fungus and a photosynthetic partner (algae)
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crestos
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lichens that grow as a layer on the surface of rocks and trees
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fruiticose
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lichens that are shrublike- some grow up to 1.5 meters in length
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folise
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lichens that live on soil surfaces where they form mat like growths with tangled bodies
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aflatoxin
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poisions produced by some species of fungus
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