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BESC 3010 Chapter 9- Questions & Answers
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BESC 3010 Chapter 9- Questions & Answers
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BESC 204 Exam 2- Questions & AnswersGanoderma lucidum (Reishi), Lentinula edodes (Shiitake) Correct Ans-What are the two most
common medicinal mushrooms in traditional East Asian medicines?
cladosporium, penicillium, aspergillus, stachybotrys Correct Ans-list 4 examples of a "black
mold" you might find growing in your home
Stachybotrys chartarum Correct Ans-conidia are ellipsoidal, dark-brown to black, with ridged
surface. Generate conidia in succession into a slime droplet. Slime dries retaining spores on
conidiophores.
stachybotrys mycotoxins Correct Ans-Macrocyclic trichothecenes (inhibit protein synthesis)
Spriocyclic drimanes
(affect immune responses)
Triprenyl phenol metabolites (inhibit clotting)
Cyclosporin
(immunosuppressive)
Stachylysin
(novel hemolytic protein)
Melinda ballard Correct Ans-Home in Dripping Springs, TX that was severely contaminated
by molds due to persistent plumbing problems. She won a big settlement against Farmers
Insurance Company.
,Toxic mold didn't play much of a role in the settlement b/c conflicting scientific evidence.
IPH Babies in Cleveland Correct Ans-Multiple babies were hospitalized in Cleveland with
bleeding lungs, nosebleeds, and coughing up blood. CDC got involved and noticed they were all
from same zip code where heavy rains were experienced. Mold contaminated homes were
common in the low-income area. Strains of Stachybotrys were found in the homes of the babies
produced stachylysins.
Found many discrepancies in this case such as poor smapling methodology, spores could not be
inhaled deeply enough, did not test for VOCs, ozone, nitrogen dioxide, dust mites, no
stachybotrys could be isolated from the lungs of the Cleveland babies.
Sudden Oak Death Correct Ans-fungus: phytophthora ramorum
fungi family: oomycete
where: in California and Oregon, from central Asia
human impact: spread by contaminated boots and tires
Amphibian Decline Correct Ans-fungus: Batrachochytrium dendrobaditis
fungi family: chytridiomycete
where: Australia and central America
human impact: global warming. habitat loss, pollution, ozone depletion, Xenopus for pregnancy
, White Nose Syndrome Correct Ans-fungus: Pseudogymnoascus destructans
fungi family: ascomycete
where: North America
human impact: spelunking, contaminated clothes and shoes
Witches broom/pod rot Correct Ans-fungus: Moniliophthora perniciosa
fungi family: basidiomycete
where: Brazil
human impact: increase trade and travel
vegetative compatibility Correct Ans-two compatible isolates of a fungal species can
reproduce with each other, sharing characteristics
Phytophthora infestans Correct Ans-the fungus that caused Late Blight of Potato
Direct germination Correct Ans-germination by hyphal growth
Indirect germination Correct Ans-germination by zoospore formation
Antheridium Correct Ans-"male" part of oomycete sexual reproduction
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