Problema 14 · Biología URV Test Practice: Eukaryotes and Fungi

a. What is the principal industrial application of the ascomycete yeast Saccharomyces cerevisiae?

Solución: b) Industrial baking, brewing, and winemaking

b. What is the predominant mode of vegetative proliferation in Saccharomyces cerevisiae?

Solución: b) Unicellular asymmetric budding

c. Which macrofungal structures and plant pathogens belong to the phylum Basidiomycota?

Solución: b) Typical mushrooms, puffballs, bracket fungi, and rusts/smuts

d. What microscopic reproductive structure characterizes the phylum Basidiomycota?

Solución: a) Basidium

e. Which fungal group develops macroscopic fruiting bodies called basidiocarps?

Solución: c) Basidiomycota

f. What cellular morphology typically characterizes the hyphae of Ascomycota?

Solución: b) Regularly septate hyphae with simple pores

g. Which reproductive process produces conidiospores in Ascomycota?

Solución: b) Asexual mitotic reproduction

h. What term denotes the complex macroscopic fruiting structure that encloses asci in Ascomycota?

Solución: a) Ascocarps (ascomata)

i. Which ascomycetous fungus is broadly exploited as a premier eukaryotic genetic model organism?

Solución: b) Saccharomyces cerevisiae

j. What morphological feature definitively unifies the phylum Basidiomycota?

Solución: b) Production of sexual basidiospores externally on a basidium