Fungi Flashcards

1
Q

Characteristics of Fungus?

A
  1. Eukaryote
  2. Can be unicellular or multicellular
  3. Heterotrophs
  4. Possess Cell Wall
  5. Reproduce by means of Spore
  6. Favors moist, warm places to grow.
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2
Q

Unicellular growth form of fungi which usually appear spherical to ellipsoidal.

A

Yeast

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3
Q

The yeast species ___________ has been used in baking and fermenting
alcoholic beverages for thousands of years.

A

Saccharomyces cerevisiae

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4
Q

Other species of yeast, such as ___________, are
opportunistic pathogens and can cause infections in humans.

A

Candida albicans

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5
Q

Branching, threadlike tubes that make up the bodies of multicellular fungi

A

Hyphae

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6
Q

Composed of clumps of intertwined branching hyphae

A

Molds or Mycelia

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7
Q

A strong, flexible polysaccharide that it is also found in the body
covering of insects.

A

Chitin

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8
Q

5 classifications of fungi?

A
  1. Sac Fungi or Ascomycete Fungi (Phylum Ascomycota)
  2. Club Fungi or Basidiomycete Fungi (Phylum Basidiomycota)
  3. Zygote Fungi or Zygomycete Fungi (Phylum Zygomycota)
  4. Imperfect Fungi or Deuteromycetes
  5. Aquatic Fungi (Phylum Chytridiomycota)
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9
Q

Spore-producing reproductive
structures?

A

Fruiting body

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10
Q

This classification of fungi has motile spores with Flagella?

A

Chytridiomycota

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11
Q

This classification of fungi has resistant zygosporangium as sexual satge?

A

Zygomycota

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12
Q

This classification of fungi has sexual spores borne internally called asci?

A

Ascomycota

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13
Q

This classification of fungi that has sexual spores borne externally on club-shaped structure called basidia?

A

Basidiomycota

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14
Q

cup-shape or tube-like sacs that produce spores?

A

Asci

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15
Q

club-like structure that produces spores?

A

Basidia

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16
Q

a stalk-like structure that produces spores?

A

Sporangium

17
Q

Usually placed in this group until its reproductive cycle has been discovered.
No sexual stage has been discovered

A

Imperfect Fungi or Deuteromycetes

18
Q

These are the most primitive of fungi
Produce motile spores.
Mostly saprobes and parasites in aquatic habitats.

A

Aquatic Fungi (Phylum Chytridiomycota)

19
Q

The role of fungi and nature?

A
  1. Food
  2. Environmental Recycling
  3. Forms symbiotic relationship with other organisms
  4. Disease-Fighting Fungi
  5. Disease-causing fungi
20
Q

Help plants grow larger and healthier when their hyphae grow within the plant’s roots?

A

Mycorrhizae

21
Q

Fungus and algae or autotrophic bacteria?

22
Q

Is chronic superficial fungal
infection which leads to hypo pigmented or hyper pigmented patches on the skin?

A

Pityriasis versicolor

23
Q

Pityriasis versicolor (also called _________) is chronic superficial fungal
infection which leads to hypo pigmented or hyper pigmented patches on the skin.

A

Tinea versicolor

24
Q

Are a category of cutaneous fungal infections caused by more than 30
species of fungi?

A

Dermatophytoses

25
These dermatophytosis fungi secrete an enzyme called _____, which digests keratin.
Keratinase
26
Following invasion of the horny layer of the skin, the fungi spread, forming a ring shape with a red, raised border. This expanding raised red border represents areas of active inflammation with a healing center. This is appropriately called ringworm, since it looks like a ring-shaped worm under the skin.
Tinea corporis
27
This infection commonly begins between the toes, and causes cracking and peeling of the skin. Infections required warmth and moisture, so it only occurs in those wearing shoes.
Tinea pedis
28
This condition primarily occurs in children. The infecting organisms grow in the hair and scalp, resulting in red scaly lesions with loss of hair. The infection appears as an expanding ring.
Tinea capitis
29
Fungi infection where the nails are thickened, discolored, and brittle?
Tinea unguium
30
Candidiasis is caused by _____?
Candida albicans
31
Can infect the mouth (oral thrush), groin (diaper rash), and the vagina?
Candida
32
Sac Fungi?
Phylum Ascomycota
33
Club fungi?
Phylum Basidiomycota
34
Zygote Fungi?
Phylum Zygomycota
35
Imperfect Fungi?
Deuteromycetes
36
Aquatic fungi?
Phylum Chytridiomycota