Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 24, Problem 7RQ
During sexual reproduction, a homothallic mycelium contains
- all septated hyphae
- all haploid nuclei
- both mating types
- none of the above
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Chapter 24 Solutions
Biology 2e
Ch. 24 - Figure 24.14 Which of the following statements is...Ch. 24 - Figure 24.17 Which of the following statements is...Ch. 24 - Figure 24.21 If symbiotic fungi are absent from...Ch. 24 - Which polysaccharide is usually found in the cell...Ch. 24 - Which of these organelles is not found in a fungal...Ch. 24 - The wall dividing individual cells in a fungal...Ch. 24 - During sexual reproduction, a homothallic mycelium...Ch. 24 - The life cycles of perfect fungi are most similar...Ch. 24 - The most primitive phylum of fungi is the...Ch. 24 - Members of which phylum produce a club shaped...
Ch. 24 - Members of which phylum establish a successful...Ch. 24 - The fungi that do not reproduce sexually used to...Ch. 24 - A scientist discovers a new species of fungus that...Ch. 24 - What term describes the close association of a...Ch. 24 - Why are fungi important decomposers? They produce...Ch. 24 - Consider an ecosystem where all the fungi not...Ch. 24 - A fungus that climbs up a tree reaching higher...Ch. 24 - A fungal infection that affects nails and skin is...Ch. 24 - The targets for anti-fungal drugs are much more...Ch. 24 - Yeast is a facultative anaerobe. This means that...Ch. 24 - The advantage of yeast cells over bacterial cells...Ch. 24 - Why are fungal insecticides an attractive...Ch. 24 - What are the evolutionary advantages for an...Ch. 24 - Compare plants, animals, and fungi, considering...Ch. 24 - Why is the large surface area of the mycelium...Ch. 24 - What is the advantage for a basidiomycete to...Ch. 24 - For each of the four groups of perfect fungi...Ch. 24 - Why does protection from light actually benefit...Ch. 24 - Ambrosia bark beetles carry Amb/os/e//a fungal...Ch. 24 - Ecologists often attempt to introduce new plants...Ch. 24 - Why can superficial mycoses in humans lead to...Ch. 24 - Explain how the Red Queen Hypothesis describes the...Ch. 24 - Historically, artisanal breads were produced by...Ch. 24 - How would treating an area of a forest with a...
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- Figure 23.25 Which of the following statements about Paramecium sexual reproduction is false? The macronuclei are derived from micronuclei. Both mitosis and meiosis occur during sexual reproduction. The conjugate pair swaps macronuclei. Each parent produces four daughter cellsarrow_forwardFigure 24.17 Which of the following statements is true? A basidium is the fruiting body of a mushroom-producing fungus, and it forms four basidiocarps. The result of the plasmogamy step is four basidiospores. Karyogamy results directly in the formation of mycelia. A basidiocarp is the fruiting body of a mushroom-producing fungus.arrow_forwardMegasporocytes will eventually produce which of the following? pollen grain sporophytes male gametophytes female gametophytesarrow_forward
- Which of these is a reproductive structure found in fungi? eggs fungal spoores gametes cystsarrow_forwardHow are fungal spores similar to plant spores? (Choose All That Apply) they are haploid they can be produced by mitosis they can be produced by meiosis they are composed of a single cell they are mulitcellular they are diploidarrow_forwardMushroom is a reproductive structure that consists largely of dikaryotic cells. true or falsearrow_forward
- Find a image of life cycle of Zygomycota and Ascomycota: The image of Life Cycle must have: • Asexual loop • Hyphae/mycelia • Mitosis • Spores • Sexual loop • Structures • Haploid mycelia/hyphae • Dikaryotic mycelia/hyphae • Ascus, basidium, or zygosporangium • spores • Processes • Plasmogamy • Karyogamy - Meiosis • Mitosisarrow_forwardLabel A-H from image as the following: I: Dikaryotic II: Basidiospores III: Plasmogamy IV: Meiosis V: Diploid VI: Haploid VII: Karyogamy VIII: Zygotearrow_forwardHow does the life cycle of a typical Red alga (Phylum Rhodophyta) differ from any other life histories covered in the course thus far? Don't forget to highlight these differences by comparing them to the basic types (i.e sporic, gametic, or zygotic meiosis)!arrow_forward
- Which of the following descriptions does not apply to a multicellular fungus? the mushroom is a transient structure that produces spores and dies back the mycelium represents the dominant life stage spores can be produced as a part of sexual or asexual reproduction the fruiting body is composed of only diploid cells different individuals can have different mating typesarrow_forwardGreen algae lives only in water; may be unicellular or multicellular; haploid stage dominant True or falsearrow_forwardA hypothesized evolutionary advantage to asexual reproduction in fungi is that: -It allows them to form resting spores -It protects their genes from mutation -It allows them to avoid phages -It allows them to grow quickly when nutrient levels are richarrow_forward
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