WSU Biology 106 Exam 2 Questions With 100% Verified Answers.
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Course
WSU Biology 106
Institution
WSU Biology 106
WSU Biology 106 Exam 2 Questions With
100% Verified Answers.
Fungi - answerheterotrophs that feed by absorption
Heterotrophs - answerabsorb nutrients from outside the body
Roles of fungi - answerdecomposers, parasites, mutualists (symbiotic and microrizzae), early
land colonizers
What do fung...
Diploid phase following karyogamy - answer✔short lived (2n) spore producing structures and
(1n) spores
Chytrids - answer✔-found in freshwater and terrestrial habitats
-decomposers, mutualistic, saprobic, or parasitic
-diverged early in fungal evolution
-zoospores: flagellated spores
Zygomycetes - answer✔fast growing bread and fruit molds, zygosporangia
zygosporangia - answer✔site of karyogamy and then meiosis
Pilobolus - answer✔aim their sporangia to the light
Decomposers - answer✔essential recycling between living and nonliving world
Fungus plant symbiosis - answer✔mycorrhizae
Fungus animal symbiosis - answer✔help break down plant material
Lichens - answer✔symbiotic association of photosynthetic microorganisms held in fungal
hyphae
Algae or cyanobacteria - answer✔occupy an inner layer below lichen surface
Pathogens - answer✔parasites in or on plants, 30% of known fungal species
Practical uses of fungi - answer✔-make cheese, alc, bread
-genetic research on fungi is leading to applications in biotechnology
-antibiotics produced by fungi treat bacterial infections
Derived traits of land plants - answer✔-apical meristems
-alternation of generations (diploid to haploid)
-walled spores produced in sporangia
-multicellular gametangia
-multicellular dependent embryos
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