Botany | Fungi | Dr. Sara Browning | PBA Fall 2024

Mycology

study of fungi

Mycelium of hyphae

The vegetative body of most fungi is called a(n) ______, which consists of an interwoven mass of threadlike filaments called _____.

Yeasts

unicellular fungi

heterotrophic absorptive

what is the nutritional mode for fungi

parasites

corn smut, wheat rust, and many others

pathogens

Athlete's foot, ringworm, many others

symbionts

lichens, mycorrhizas

Chitin

Cell wall

aminopolysaccharide

structurally similar to cellulose

Chytrids and Zygomycetes

______ and ________ polyphyletic; others have phylum status

Zygomycetes

a fungal group that is not very pathogenic; complex life cycle consisted on sexual and asexual fungal groups...fungi spend most of their time as haploids; black bread mold;

Ascomycota

Form sexual spores in saclike asci

Basidomycota

club fungi

Lichens

Fungus + Algae

Crustose

(of lichens) having a thin crusty thallus that adheres closely to the surface on which it is growing

Foliose

leaf-like lichen

Fruticose

shrublike lichen

Mycorrhizas

Fungus + Plant roots

Ectomycorrhizas

fungi grow around plant cells, form sheath around root (mainly in conifers, beeches, oaks)

Glomeromycota

a group of fungi that form symbiotic relationships with the roots of trees

Agaricus bisporus

Common or button mushroom scientific name

Saccharomyces cerevisiae

Baker's and brewer's years scientific name

Penicillium

_______ for "moldy" cheeses

Aspergillus

ferments soy beans for soy sauce

Penicillin

antibiotic

Mevacor

The first statin drug

Cyclosporine

Immunosuppressant

Psilocybin

Psychoactive drugs

Mycotoxins

toxins produced by fungi (wild mushrooms)

Aflatoxins

contaminate stored grains and peanuts

Ergotism or St. Anthony's fire

stored grains, especially rye