Chapter 22 Flashcards
What is the study of fungi?
Mycology
fungi are nonphotosythesizing plants with ________ cell walls
chitin (kite in)
How do fungi gain nutrients?
extracellular digestion and absorption by diffusion
septa -
cell wall partitions in hyphae.
If the septa is absent it is?
coencytic
Store energy as?
glycogen
most are decomposing saprobes but some species are?
parasitic
if you are getting your nutrients from decomposed things you are a?
saprobes
Fungal mycelia grow outward in a circle called a?
fairy ring
All hyphae are?
haploid
What is the entire fungus called?
mycelium
Haploid hyphae filaments grow from?
spores which form the mycelium
Phylum Chyridiomycota
chytrids
Phylum zygomycota
bread mold
phylum ascomycota
sac fungi
phylum basidiomycota
club fungi
phylum glomeromycota
mycorrhiza
What are aquatic flagellated fungi?
Chytrids
What is the most ancient group of fungi?
chytrids
What are the most aquatic chytrids?
saprobes
Chytrids consist of some parasitize
plants and animals
South American ________ populations have been greatly reduced.
frogs
Who is the common black bread mold?
rhizopus
Zygote fugus produce ?
asexual and sexual spores
What are produced as a fungus initially grows and spreads?
Asexual Sporangia
zygospores form as food is?
depleted
Hyphae form different strains fuse to form a _______ zygote.
diploid
Spores are covered with a protective ______ coat.
protein
Zygotespores can live for?
months
What is in the phylum ascomycota - the sac fungi?
morels, yeasts, penicillium, and peziza
Which phylum contains 75% of known fungi species?
Phylum ascomycota - the sac fungi
Sexual asospores form in asci sacs on ascocarps which phylum am i ?
phylum ascomycota - the sac fungus
Asexual conidiospores form in pod-like conidia supported by conidiophores at the end of hyphae filaments which phylum am i ?
phylum ascomycota- the sac fungus
The antibiotic penicillin was discover by who?
Alexander Flemming
A sexual conidiospores form on ?
conidiophores
What is used to make Roquefort blue cheese?
penicillium roguefortii
Is yeast single celled?
Yes
How does yeast reproduce?
- asexually by budding
- sexually by cell fusion in an ascus
What ferments sugars and produces alcohol and carbon dioxide?
yeast
Some yeast can be parasitic true or false?
true (candida)
What yeast is used in fermentation of alcohol?
Brewer’s
What causes yeast infections in adult males and females?
Candida
Trichophyton is a _________ fungus
toenail
What type of fungus is trichphyton rubrum?
Athletes Foot
Mushrooms, shelf fungi, and puffballs
phylum basipiomycota-the club fungi
Mushrooms are composed of?
a cap with gills or pores and a stem
Spores produced on the “ “ on the gills.
basidia
Phylum Basidiomycota have spores produced on the
basidia by meiosis
_________ spores are dropped and fused in the soil.
haploid
Which mushrooms are poisonous?
amanita
What mushrooms are hallucinogenic?
psilocybes, cilocybins
lichens have a ________ ______ relationship.
mutualistic symbiotic
