BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Chapter 31, Problem 4A
Summary Introduction
Yeasts are eukaryotic, single-celled microorganisms that are classified from the
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Which of the fungi species below has gametes that do NOT resemble animal sperm.
A.
cryptomycota
B.
chytrids
C.
ascomycota
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1. In which of the group do sporangia on erect hyphae that produce asexual spores are found?
A. Ascomycota
B. Zygomycota
C. Basidiomycota
D. Deuteromycota
2. Which of the following best describes Basidiomycota?
A. The vast majority of spores formed are asexual.
B. Spores line up in a sac in the order they were formed by meiosis.
C. Monokaryotic hyphae fuse to grow into a heterokaryotic mycelium.
D. No sexual stage has been found.
3. Which of the following does not describe a lychen?
A. It usually involves an ascomycete and a green algae or cyanobacterium.
B. It posses sori.
C It can reproduce asexually by forming soredia.
D. It is able to colonize bare rocks and cold habitats.
4. What are Deuteromycota?
A. They have no known asexual stage.
B. They include fungi that reproduce by conjugation.
C. They have many members that appear to be related to the…
In the life cycle of a typical basidiomycete, you would expect to find a dikaryotic cell in thea. primary mycelium.b. secondary mycelium.c. basidiospores.d. zygote.
Chapter 31 Solutions
BIOLOGY
Ch. 31.1 - Prob. 1LOCh. 31.1 - Prob. 2LOCh. 31.2 - Prob. 1LOCh. 31.2 - Compare cell division in fungi and higher...Ch. 31.2 - Prob. 3LOCh. 31.2 - Prob. 4LOCh. 31.3 - Prob. 1LOCh. 31.3 - Prob. 2LOCh. 31.3 - Compare and contrast arbuscular mycorrhizae and...Ch. 31.4 - Prob. 1LO
Ch. 31.4 - Prob. 2LOCh. 31.5 - Prob. 1LOCh. 31.5 - Prob. 2LOCh. 31.5 - Prob. 3LOCh. 31.6 - Explain which cells in the life cycle of an...Ch. 31.6 - Prob. 2LOCh. 31.6 - Prob. 3LOCh. 31.7 - Describe the ecological importance of the...Ch. 31.7 - Prob. 2LOCh. 31.8 - Prob. 1LOCh. 31.8 - Prob. 2LOCh. 31.8 - Prob. 3LOCh. 31.9 - Prob. 1LOCh. 31.9 - Prob. 2LOCh. 31.9 - Prob. 3LOCh. 31.10 - Prob. 1LOCh. 31 - Data analysis Comparative analyses of fossil and...Ch. 31 - A fungal cell that contains two genetically...Ch. 31 - Prob. 2UCh. 31 - Prob. 3UCh. 31 - Prob. 4UCh. 31 - Prob. 5UCh. 31 - If two genetically different, haploid (n) hyphae...Ch. 31 - Prob. 7UCh. 31 - Prob. 1ACh. 31 - Prob. 2ACh. 31 - Prob. 3ACh. 31 - Prob. 4ACh. 31 - Prob. 5ACh. 31 - Prob. 6ACh. 31 - Prob. 1SCh. 31 - Prob. 2SCh. 31 - Prob. 3SCh. 31 - Prob. 4S
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- Which of the following is NOT an example of a fungal spore? A. Zoospores B. Condia C. Endospore D. Basidiosporesarrow_forwardBasidiomycota is a division of the Kingdom Fungi. They include groups such as mushrooms, and reproduce sexually through the formation of cells called basidia. Which of the following rows identifies Process 1 and Process 3 in the life cycle shown in the diagram? Select one: a. Process 1 Process 3 Meiosis Mitosis b. Process 1 Process 3 Mitosis Mitosis c. Process 1 Process 3 Meiosis Meiosis d. Process 1 Process 3 Mitosis Meiosisarrow_forwardIn a culture of hyphae of unknown origin, you notice that the hyphae lack septa and that the fungi reproduce asexually by using clumps of erect stalks. However, at times sexual reproduction can be observed. To what group of fungi would you assign it?a. Chytridiomycotab. Basidiomycotac. Ascomycotad. Zygomycotaarrow_forward
- A fungal hypha that contains two genetically different nuclei would be classified asa. monokaryotic.b. bikaryotic.c. homokaryotic.d. heterokaryoticarrow_forwardFungi would best be described as having which of the following life cycles? A. diploid-dominant B. alternation of generations C. gametophyte dominant D. haploid-dominantarrow_forward1)Why don't all of the yeast do cellular respiration? 2) What are the similarities and differences in the appearance of Aspergillus and Penicillium (form is the organism)arrow_forward
- How does a mycorrhizal fungus differ from a free-living basidiomycete? a. It gains its nutrients from a living plant. b. It has no sexual stage in its life cycle. c. It is not edible. d. All of the above are correct.arrow_forwardHow can ascomycetes be distinguished from basidiomycetes?a. Ascomycete hyphae have simple pores in their septa and lack clampconnections, whereas basidiomycete hyphae display complex septalpores and clamp connections.b. Ascomycetes produce sexual spores in sacs, whereasbasidiomycetes produce sexual spores on the surfaces of clubshaped structures.c. Ascomycetes are commonly found in lichens, whereasbasidiomycetes are less commonly partners in lichen associations.d. Ascomycetes are not commonly mycorrhizal partners, butbasidiomycetes are commonly present in mycorrhizal associations.e. All of the above are correct.arrow_forwardWhen fungal hyphae meet in sexual mating, they first fuse their cytoplasms, and then later undergo a. Plasmogamy b. Karyogamy c. Cytogamy d. Ribosogamy e. Chomosogamyarrow_forward
- Provide the best match possible. A. differentiates into a fruiting body called a sorocarp B. have flagellated cells C. are thought to be a major cause of bacterial vaginitis D. spread via the bloodstream E. are attached to the plasma membrane but not continuous with it select 1. Giardia intestinalis does NOT_ 2. Zygomycetes, Ascomycetes, and Basidiomycetes does NOT 3. The photosynthetic membranes of the green sulfur bacteria select select select 4. The pseudoplasmodium of cellular slime molds_ select • 5. Species of the genus Gardnerella _?arrow_forwardSome fungal species can undergo both sexual and asexual life cycles. During very hot seasons fungi prefer; Select one: a. Asexual reproduction by mitosis, to reduce its genetic diversity b. Asexual reproduction by mitosis to reduce the number of spores c. Asexual reproduction by mitosis to produce diploid cells d. Sexual reproduction by meiosis to produce haploid spores that can resist extreme conditions e. Asexual reproduction by mitosis, as this process needs less energyarrow_forwardA biologist is trying to classify an organism on the basis of the fact that they undergo sexual reproduction resulting through the formation of a sporangia that is protected by a thick coating. If you were asked for advice, to which group would you assign this new species? Glomeromycota Zygomycota Deuteromycota Basidiomycota Ascomycotaarrow_forward
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