Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 29, Problem 4TY
Summary Introduction
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In basidiomycete fungi, where specifically do nuclei from parents combine to make offspring spores?
a.) Basidia
b.) Basidiospores
c.) Basidiocarp
d.) Secondary mycelium
e.) Hyphae
A fungal hypha that contains two genetically different nuclei would be classified asa. monokaryotic.b. bikaryotic.c. homokaryotic.d. heterokaryotic
Dikaryotic cells
A.
contain two nuclei per cell
B.
produce two spores per hypha
C.
contain diploid nuclei
D.
have two hyphae per fruiting body
E.
contain pairs of homologous chromosomes
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- Spores released from a mushrooms gills are _______. a. dikaryotic c. flagellated b. diploid d. produced by meiosisarrow_forwardBased on the diagram, how many unique ascospores are produced in each ascus resulting from the cross fertilization of two Ascomycetes fungi? A. 1 B. 2 C. 4 D. 8arrow_forwardThe ascomycete life cycle typically includes (a) mainly diploid thalli (b) the formation of a thick zygosporangium (c) the production of eight haploid ascospores within an ascus (d) the production of microsporidia (e) the production of ascospores, zoospores, and conidia at different stagesarrow_forward
- Why are fungi important decomposers? a. They produce many spores. b. They can grow in many different environments. c. They produce mycelia. d. They recycle carbon and inorganic minerals by the process of decomposition.arrow_forwardWhich of the following statements about fungi is false?a. Most fungi are multicellular.b. Fungal cell walls are composed of cellulose.c. Most fungi are nonmotile.d. Fungi digest their food before ingesting it.arrow_forwardWhile observing a fungus under a microscope,you notice a stalk-like appendage with a loosely packed asexual conidospore in spore sac at one end.This fungus mostly like belong to :a)Ascomycota b)Basidiomycota c)Zygomyta d)Nematoda e)Chytridiomycotaarrow_forward
- The complete mass of fungal cell filaments that forms a fungus is called a: a) Hypha. b) Mycelium. c) Spore. What Division of fungi produce spores in sac-like structures, morels are an example, and many form cup-like structures in addition to the sac-like sporangia? a) Zygomycota. b) Ascomycota. c) Basidiomycota. 3. lichen is best described as: a) a Plant b) A fungus. c) An alga. d) A symbiotic relationship between algae or cyanophyta; and fungi. 4. The Oomycota and slime molds are members of the Kingdom Fungi. a) True. b) False. 5. Into which taxon would you classify the following organism: a multicellular eukaryote, with a cellulose cell wall, that is photosynthetic, and has a number of tissues? a) Excavata. b) SAR. c) Metazoa. d) Plantae. 6. Which statement is not true of plant alternation of generations? a) A gametophyte makes gametes. b) A sporophyte is 2n. c) A spore fuses with another spore to…arrow_forwardYou are given a fungus to identify. It has a fruiting body that contains many structures with eight haploid spores lined up in a row. What kind of fungus is this? A. zygomycete B. chytrid C. deutromycete D. ascomycete E. glomeromycete It is not Darrow_forwardWhich is NOT an advantage of the dikaryotic stage in fungi? A. it generate genetic variation B. it increases the chances of the fungi of surviving and reproducing C. it allows the fungi to complete reproduction when conditions are appropriatearrow_forward
- Why do fungi mostly occur in moist habitat? a) Their thin hyphae lose water quickly making them vulnerable to dehydration b) Their spores are small and vulnerable to dehydration c) Their sperm require water to swim to eggs d) Conidiophores require moisture for dispersal e) A and C f) C and Darrow_forwardFungi Imperfecti or Deuteromycota:(a) Do not have complete hyphae(b) Do not form hyphae(c) Have no observed sexual stage(d) Cannot form conidia(e) Only form antheridiaarrow_forwardA mushroom is______ . a. a fungal digestive organ b. the only part of the fungal body made of hyphae c. a reproductive structure that releases sexual spores d. made of haploid hyphaearrow_forward
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