In the life cycle of Puccinia graminis, dikaryotic hyphae extend downward from the spermogonium and give rise to:
A) spermogonia.
B) spermatia.
C) aecia.
D) uredinia.
E) urediniospores.
Correct Answer:
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Q29: In yeasts, meiosis occurs within the:
A)antheridium.
B)crozier.
C)bud.
D)basidium.
E)ascus.
Q30: A _ is a representative of the
Q31: Heterokaryosis is the presence of _ in
Q32: In the Ustilago maydis life cycle, plasmogamy
Q33: The edible mushrooms belong to the subphylum:
A)Hymenomycetes.
B)Pucciniomycotina.
C)Ustilaginomycotina.
D)Agaricomycotina.
E)Gasteromycetes.
Q35: The smuts belong to the subphylum:
A)Hymenomycetes.
B)Pucciniomycotina.
C)Ustilaginomycotina.
D)Gasteromycetes.
E)Agaricomycotina.
Q36: In ascomycetes, plasmogamy occurs within the:
A)antheridium.
B)crozier.
C)ascogonium.
D)ascogenous hypha.
E)trichogyne.
Q37: The pileus is the _ of a
Q38: Which of the following statements about lichens
Q39: "Fruticose" describes a lichen with a _
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