Flashcards in science: chpt. 20 test Deck (25)
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A strong flexible polysaccharide that is found in the cell walls of all fungi and in the exoskeletons of insects and crustaceans
Chitin
1
Filaments that are the basic structural units that make up the body of a multicellular fungus; threadlike
Hyphae
2
Netlike mass made up of branching hyphae
Mycelium
3
Spore producing fungal reproductive structure
Fruiting body
4
Cross wall that divides hypha into cells
Septa
5
Specialized hypha of parasitic fungi that grows into a host's tissue and absorbs its nutrients
Haustoria
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Reproductive haploid cell with a hard outer shell that forms a new organism without the fusion of gametes and is produced in the asexual and sexual life cycles of most fungi and some other organisms
Spore
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Sac or case in which fungal spores are produced
Sporangium
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Type of hypha formed by a mold that spreads ever food service
Stolon
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Type of hypha formed by a mold that penetrates a food's surface
Rhizoid
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Reproductive hyphal structure of zygotemycetes that contains a haploid nucleus
Gametangium
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Spore producing hypha sac fungi
Conidiophore
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In sac fungi the reproductive structure where haploid nuclei fuse to form a zygote
Ascocarp
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Spore producing saclike structure of sac fungi
Ascus
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Spore produced by an ascus
Ascospore
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Fruiting body of basidiomycetes
Basidiocarp
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Club straight, spore producing hypha of basidiomycetes
Basidium
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Haploid spores are released by a basidium during reproduction
Basidiospore
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Symbiotic relationship between a fungus and an alga or a photosynthetic partner
Lichen
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Living organism that is sensitive to environmental conditions and is one of the first to respond to changes
Bioindicator
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Symbiotic relationship between a specialized fungus and plant roots fungal hyphae help plants obtain water and minerals and plants supply carbohydrates and amino acids to the fungus
Mycorrhiza
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Fungi produce asexually by ______, ______, and ______
Fragmentation, budding, or producing spores
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Producing a large number of _____ increases a species chance of survival
Spores
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Fungal spores can be dispersed by _____, _____, and _____
Animals, water, and wind
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