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Micro > Ch 6: Classification > Flashcards

Ch 6: Classification Flashcards

1
Q

What is taxonomy

A
  • membrane wall
  • nucleus/ organelles
  • reproductions
  • morphology
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2
Q

What are possible reproductions

A

Binary fission, snapping division, budding

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3
Q

Energy/ carbon source

A

Absorb, photosynthesis, ingest

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4
Q

Morphology

A

Cocci, bacilli

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5
Q

3 domains of life

A

-eukarya
- archaea
- bacteria

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6
Q

Eukarya

A
  • fungi
  • animal/ plants
  • protists, flagellas
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7
Q

Archaea

A

-halophiles
- thermophiles

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8
Q

Bacteria

A

-Cyanobacteria
- heterotrophic bacteria

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9
Q

Characteristic of archaea

A
  • lack true peptidoglycon
  • cell membrane lipids
  • reproduce through binary fission
  • don’t cause disease
    (4 phyla)
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10
Q

Phyla of archaea

A

Extremophiles
- crenatchaeota
- eurkarchaeota
- nanoatchaeota
• methangens
- kor(y)archaeota

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11
Q

Characteristics of extremoohiles

A
  • extreme conditions
  • thermophiles : DNA/RNA die 45°C
    -Halophiles: all Euryarchaeota, red orange pigments
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12
Q

Characteristics of methanogens

A

-Largest group of Archaea
-Convert CO2, H2, organic acids to methane
-Primary sources of methane

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13
Q

Characteristics of bacteria

A

-classified by bacteria wall as positive or negative
-P.Proteobacteria
- Cyanobacteria and chlorobi
- chemoheterotrophs

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14
Q

A. Proteobacteria

A

-nitrogen fixers
-Purple nonsulfur phototrophs
1 pathogenic’

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15
Q

Gammaproteobacteria

A
  • purple sulfur
  • intracelleular
  • methane oxidizers
  • branched, phototrophic
  • largest group of Proteobacteria
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16
Q

Phototrophic bacteria

A
  • autotrophic
  • live in normal environments
  • hot, acidic, anaerobic, high UV
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17
Q

Definition of aquifix

A

Represent earliest branch of bacteria

18
Q

C. Deinococci

A

Outer membrane similar to G-, but stains G+

19
Q

Mycoplasma

A

No cell walls

20
Q

Listeria monocytogenes

A

Hypothermic- resistant
- infants and immunocomprised

21
Q

Mycobacterium

A
  • rod-shaped
  • aerobic
  • slow growth
22
Q

Gram- negative Proteobacteria

A
  • largest and most diverse group of bacteria- chemoheterotrophs
23
Q

Alpha Proteobacteria

A

Nitrogen fixers

24
Q

Characteristics of eukarya: Protozoa

A
  • unicellular, no cell wall
  • require most environments
    -ASexual
25
Q

Trichonymopha

A

Termite digestion

26
Q

P. Parabasala

A
  • trichonymopha
    Lack mitochondria
27
Q

P. Alveolates

A
  • Cristae, chemoautotrophs
  • cilliates and alveoli
  • cercozoa, radiolaria, amoebozoa, euglenozoa, and diplomadida
28
Q

Eukarya: parasites

A

-live, feed, develop on or in another organism
- medically, socially, economically important
- ingestion, vector borne, direct contact

29
Q

P. Platyhelminths

A
  • macroscopic, multicellular, eukaryotic worms
  • C. Cestoda, C. Trematoda, c. Turbellaria, P. Nematoda
30
Q

Arachnida

A
  • 8- legged, 2 appendages, exoskeleton
  • hard boiled ticks
31
Q

C. Insecta

A

6-legged, 3 regions, head, thorax, abdomen
- fleas and crabs

32
Q

Fungi characteristics

A
  • eukaryotic and multicellular
  • grow filaments called hyphae
  • long and thread-like and connected
  • spore dispersal
  • asexual
  • nonmotile
    Absorbtive heterotrophs
33
Q

Mycelia: fungi

A
  • absorptive chemoheterotrophs
  • saprophytic, haustoric
  • mostly aerobic
34
Q

Yeasts and molds

A

• yeasts: non filaments, unicelllular, asexual
• molds: filamentous hyphae, multicellular

35
Q

Ascomycota (sac fungi)

A

•sexual: ascospores w/ in ascus
•Asexual: condidiospores
•zygomycota: glomeromycota
-sexual: zygospores through fusion 2 hypha
-asexual: sporangiospores
• basidiomycota: club/ fleshy fungi
-sexual: basisiospores
- asexual: condidiospores
•deuteromycota:
-asexual: variable

36
Q

Asexual v sexual

A

Asexual: filamentous molds
Sexual: indistinguishable gametes

37
Q

Fungi/ algae

A
  • mutualistic
  • phycobiont (algae/ Cyanobacteria)
  • mycobiont fungus
38
Q

Clostridium

A

C. Tetani- tetanus
C. Perfringens- gange green
C. Botulinum- botulism
C. Difficile- very contagious, rotting flesh
Veilonella spp.- biofilm formation in plaque

39
Q

Acetobacter

A
  • industrial
  • nail polish
  • acetone
40
Q

Enterococcus

A

Pathogenic, multi drug resistance

41
Q

C. Diphtheria

A

Attacks and inflames Lungs, throat, tonsils, and lymph nodes

42
Q

Clostridium

A

Obligate anaerobes
-Die when oxygen is present
-Causes to tetanus

Micro (8 decks)

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