Biology Lab Final Exam: Lab #4 Kingdom Fungi, Questions with answers, 2022/2023 update. Rated A

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Biology Lab Final Exam: Lab #4 Kingdom Fungi, Questions with answers, 2022/2023 update. Rated A kingdom fungi belongs to which domain - ✔✔eukarya what are the phylums within kingdom fungi ... - ✔✔Zygomycota Glomeromycota Ascomycota Basidiomycota Chytridiomycota Fungi are found in which environment - ✔✔freshwater, terrestrial and marine habitats Most species of fungi lay where on a food chain - ✔✔decomposers saprotrophs - ✔✔rotten/ decomposing fungi ecological purpose - ✔✔matter decomposers and recycling fungi which obtain nutrients from living organisms have what kind of relationships - ✔✔parasitic or mutual Ecumenic impacts of fungi - ✔✔athletes foot, thrush, ringworm, diaper rash, vaginitis, mold allergies, destroy human food supply, cause billions of dollars in crop losses Yeasts serve as models of eukaryotic cell studies which contribute to - ✔✔advancement of science in the fields of basic cell biology, molecular genetics and biotechnology Two basic body form of a fungus - ✔✔single-celled and multicellular single celled fungus - ✔✔yeasts multicellular forms are made up of - ✔✔threadlike filaments the fungus cell walls are rigid due to - ✔✔polysaccharide chitin Chitin serves the same function in - ✔✔insects and other anthropoids external skeletons In multicellular fungus the body is composed of - ✔✔very thin hyphae hyphae are made up of - ✔✔cells joined end to end the cells of hyphae may be separated by cell walls or internal cross walls - ✔✔septate hyphae the cells of hyphae may have cell walls lacking - ✔✔nonseptate hyphae coenocytic means - ✔✔contained in a shared vessel the soil there are large networks of - ✔✔hyphae Zygomycota contain fungi called - ✔✔zygomycetes Rhizomes stolonifer belong to which division - ✔✔zygomycota saprophytic molds grow where - ✔✔old bread, fruits or mold growing in your refrigerator on old food the three hyphae of zygomycota fungi - ✔✔stolon hyphae, rhizoid hyphae, and sporangiophores zygomycota fungi have ______ hyphae - ✔✔nonseptate sporangiophores are - ✔✔upright hyphae that hold a sporangium at their tips where spores form stolon hyphae - ✔✔spread over the surface as the mycelium grows rhizoid hyphae - ✔✔penetrate the substrate as it digest it and provide anchorage Zygomycota are multinucleate which means - ✔✔they have many nuclei in one cell zygomycota reproduce - ✔✔sexually and asexually reproduce Zygosporagia are formed during the - ✔✔sexual reproductive cycle There is no male or female zygosporangia instead there is - ✔✔"+" & "-" when a + and - hyphae come in close proximity, a septum forms behind the tip of the hypha producing a - ✔✔terminal gametangium gametangium contain - ✔✔haploid nuclei When the gametangium of the two hypha touch what is formed - ✔✔a swelling which contains the nuclei from both parents plasmogamy is the - ✔✔fusion of the cytoplasm the new cell that the positive and negative hyphae formed is - ✔✔dikaryon When the wall separating the gametangia break down and the nuclei fuse to form a - ✔✔zygote when they zygote further develops it produces - ✔✔a thick wall spore called zygospore the zygospore is contained in a elaborate black coat called - ✔✔zygosporangium zygospores are capable of serving stressful situations in their - ✔✔dormant state When the environment because suitable the zygospre may undergo - ✔✔meiosis and germinate releasing thousand of haploid spores sexual reproduction of bread mold - ✔✔ Ascomycota - ✔✔sac fungi members of ascomycetes are named for their - ✔✔sac like reproductive structure: ascus sac like reproductive structure ascus contain - ✔✔ascospores what phylum do edible morels, truffles, some single celled yeast and Penicilin - ✔✔ascomycota what phylum does the destructive plant pathogens dutch elm disease, apple scab and chenust blight belong to - ✔✔ascomycota asomycetes hyphae are - ✔✔septate ascomycota sexual spores produced are called - ✔✔conidia specialized hypha on which they are borne is called - ✔✔conidiophores conidiophores are not enclosed in a sac but - ✔✔are produced at the tips or sides of the hypha either as long chains or clusters Each conidium contains a - ✔✔haploid nucleus Conidia and conidiophores are visible as a white powdery mildew in - ✔✔leaves of grapes, roses, grasses, squash and pumpkins The sexual reproductive structure is a cup-or flask shape fruiting body called a - ✔✔ascocarp inside the ascocarp sexual pareses are produced in - ✔✔saclike cells called ascus During sexual reproduction of ascomycota - ✔✔+ & - hyphae fuse and plasmogamy takes place [Show More]

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