Lab 20: Fungi and Lichens Flashcards

1
Q

Fungi encompass a large group of________ ________, that must consume pre formed organic matter.

A

chemoheterotrophic eukaryotes

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2
Q

Fungi can live as _______ ______ and consuming ______ _____ and _______ or they can be ______

A

saprophytes digesting, dead plants, animals, parasites

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3
Q

The study of fungi is called

A

mycology

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4
Q

Examples of fungi include:

A

yeast, mold, slime molds, water molds, mushrooms, puffballs, and bracket fungi

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5
Q

yeast are _____

A

unicellular

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6
Q

Consist of a series of elongated tubular cells;

A

hyphae (hypha)

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7
Q

within hyphae, dividing them into separate cells

A

septate (septa), cross wall

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8
Q

a mass of hyphae that supports the nutrition of the organism

A

mycelium

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9
Q

The whole body of fungi is called;

A

thallus

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10
Q

Cells in the hyphae can be, ______, _____ or _____

A

unicellular, binucleate, multinuceleate

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11
Q

Non-septate multinucleate cells are said to be _____meaning many nuclei in a common cytoplasm.

A

coencytic

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12
Q

All fungi excrete digestive enzymes to

A

degrade and solubilize food and molecules so they can be taken up by fungal cell

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13
Q

Fungi are surrounded by a ______ ____ that is mostly made of

A

rigid cell wall .2 um thick, chitin

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14
Q

Fungi contain the same as

A

eukaryote

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15
Q

Diploid set of linear chromosomes coated with

A

histones

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16
Q

____- has a circular bacterial-type chromosome in addition to several plasmids

A

mitochondrion

17
Q

Sexual reproduction involves the

A

union of two haploid cells

18
Q

Fungi are

A

non-motile, non-photosynthetic, chemoheterotrophic

19
Q

asexual reproduction is by

A

bud, conidiospores, arthrospores, etc

20
Q

the three major groups of fungi are

A

Zygomycota (zygomycetes)
Ascomycota ( ascomycetes)
Basidiomycota ( basidiomycetes)

21
Q

Mycelia/hyphae = no cross wall
Coenocytic multinucleate
Sexual reproduction by zygospores
non-sexual reproduction by sporangiospores

A

Zygomycota (zygomycetes)

22
Q

Dimorphic fungi

A

causes disease in animals and humans

23
Q

saprophytic

A

mold or mycelial form

24
Q

Lichens

A

mutualistic association, yeast =dominate

25
Q

Yeast, powdery mildew, etc
Mycelium & hyphae have a cross wall
sexual reproduction - ascospores formed with ascus
nonsexual reproduction is by conidiospores in a conidium by oidia (bud, binary fission)

A

Ascomycota

26
Q

jelly fungi, rusts, smuts, mushrooms, puffball
sexual reproduction is by basidiospores produced in a basidium
homologous to the ascus
non-sexual is by bud, conidia, chlamydospores

A

Basidiomycota

27
Q

Spore: Rhizopus, zygospores, sporangiospores

A

zygomycota

28
Q

spore: peziza , condiaspores

A

Ascomycota

29
Q

basidiospores, basidium, amanita

A

basidiomycota

30
Q

pathogenic in animals

A

yeast