Exam 3 Flashcards
Which group of fungi forms symbiotic relationships with people?
Mycorrhizae
What kind of plant cells are equivalent to animal stem cells?
Meristems
Which group of fungi forms mushrooms with gills?
Basidiomycota
In a generalized plant life cycle, what stage produces spores and by what process?
sporophyte via meiosis
What is the function of stomata in plants?
gas exchange
Which is FALSE about a basidiocarp?
A-forms from primary mycelium; B-meiosis occurs in basidia; C-gills contain basidia; D-dikaryotic; E-all of the above
forms from primary mycelium
What is the endosperm of an angiosperm composed of?
two polar nuclei and sperm
What type of plant tissue includes parenchyma, collenchyma, and sclerenchyma?
ground
Where are sperm produced in mosses?
antheridia of male gametophyte
In a bryophyte, the gametophyte is the dominant stage and the sporophyte is short lived.
True
Fusion of the membranes of two different cells but not their nuclei.
Plasmogamy
In a generalized plant life cycle, which of the following would be diploid?
A-female gametophyte; B-male gamete; C-spore; D-zygote; E-none of the above
D
Which of the following is FALSE about ascomycota fungus?
karyogamy occurs in the asci; antheridia and ascogonia are produced by the same mating type; spores develop into mycelium; includes morels
antheridia and ascogonia are produced by the same mating type
What process produces a diploid cell in the fungi?
karyogamy
In a fern life cycle, the small heart-shaped stage is the sporophyte.
False
