Microbial Eukaryotes: Fungi and Protists

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What compound makes up the cell walls of fungi instead of peptidoglycan or cellulose?

Lipids

Ergosterols

Chitin (correct)

Glucan

Which type of fungi are known to cause disease in healthy individuals?

Penicillium

Saccharomyces cerevisiae

Aspergillus (correct)

Brewer's yeast

Which of the following forms intertwined filaments known as hyphae?

Mushrooms

Molds (correct)

Protozoans

Yeast

What is the economic importance of Ophiostoma ulmi and Fusarium oxysporum?

Cause Dutch Elm disease and affect bananas, respectively Signup and view all the answers

How do aerial hyphae contribute to fungal reproduction?

By producing spores Signup and view all the answers

What fungal species is known to cause corn smut?

Ustilago maydis Signup and view all the answers

Which of the following best describes the primary role of fungi in ecosystems?

Decomposing dead material Signup and view all the answers

What is the symbiotic relationship where fungi associate with photosynthetic microorganisms called?

Lichen Signup and view all the answers

What is a common characteristic of most vascular plants related to fungi?

They have mycorrhizal associations Signup and view all the answers

What is the main factor influencing the direction of growth of hyphae in fungi?

Chemosensory mechanisms Signup and view all the answers

How are protozoa defined based on the provided text?

Not fungi and unicellular eukaryotic heterotrophs Signup and view all the answers

Which type of fungi are unicellular and play a crucial role in fermentation processes?

Yeast Signup and view all the answers

How do molds typically reproduce asexually?

By forming conidia Signup and view all the answers

What is the main difference between conidia and sporangiospores in fungi reproduction?

One is held in conidiophores, the other in a sporangium Signup and view all the answers

In what way do yeasts reproduce?

By budding Signup and view all the answers

What do sexually reproducing fungi use to connect and fuse during reproduction?

<ul> <li>and - hyphae</li> </ul> Signup and view all the answers

Which type of fungi can exist in both asexual and sexual forms?

Molds Signup and view all the answers

What makes conidia and spores resistant to hot, arid conditions in fungi?

Formation from hyphae fragments Signup and view all the answers