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micro lecture exam 3 > exam 3 notebook notes (Fungi) > Flashcards

exam 3 notebook notes (Fungi) Flashcards

1
Q

what are the 2 groups of fungi?

A

molds and yeasts

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2
Q

what are the gneral characteristics of fungi?

A 
eukaryotic 
non-photosynthetic 
role in nature: saprophyte (98%)
opportunistic pathogen (2%)
pH 5-6
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3
Q

what are the characteristics of mold?

A

mycelium (mold colony)
multicellular
hyphae (microscopic filaments; septate and non-septate)

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4
Q

what are the characteristics of yeast?

A

unicellular
oval shaped w/ vacuoles and nucleus
2 types - false and true

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5
Q

what is an example of a true yeast?

A

Sacchromyces cerevisiae

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6
Q

what is an example of a false yeast?

A

Condida albicans

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7
Q

what are the 2 structures to dimoprhism?

A

characteristics of most pathogenic fungi

temp (25C = mold phase, 37C = yeast phase)

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8
Q

what are the 4 phylum groups?

A

zygomycota
ascomycota
basidiomycota
deuteromycota

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9
Q

what are the phylum groups based on?

A

sexual spores

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10
Q

which phylum group is the only one with non-septate hyphae?

A

zygomycota

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11
Q

which phylum group is the only one that doesn’t have a sexual spore?

A

deuteromycota

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12
Q

what is zygomycota’s sexual spore?

A

zygospore

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13
Q

what is zygomycota’s asexual spore?

A

sporangiospore

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14
Q

what is an example of a zygomycota?

A

Rhizopus nigricans

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15
Q

what is ascomycota’s sexual spore?

A

ascospore

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16
Q

what is ascomycota’s asexual spore?

A

conidiospore

17
Q

what is an example of an ascomycota?

A 
Aspergillus niger (black mold)
Aspergillus fumigatus (balck mold)
Aspergillus flavis (yellow mold)
18
Q

what is aflotoxin?

A

a neurotoxin that inhibits DNA, RNA, and protein synthesis

19
Q

what is basidiomycota’s sexual spore?

A

basidiospore

20
Q

what is basidiomycota’s asexual spore?

A

conidiospore

21
Q

what is an example of basidiomycota?

A

mushrooms, neurotoxins

22
Q

what is deuteromycota also known as?

A

taxonomic dump heap

23
Q

which phylum is the majority of pathogenic fungi?

A

deuteromycota

  • molds
  • false yeast

micro lecture exam 3 (5 decks)

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