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Biology 2 Lecture > Protists > Flashcards

Protists Flashcards

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1
Q

6 super groups

Can rubbing an egg arouse onself?

A
  1. Chromalveolata
  2. Rhizaria
  3. Archeplastida (inc. plants)
  4. Excavata
  5. Amoebozoa
  6. Opisthokonta(fungi/ animals)
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2
Q

Chromalveolata

does anyone cum during golden and brown orgies?

A
  • dinoflagellates
  • apicomplexans
  • ciliates
  • diatoms
  • Golden & brown algae
  • Oomycytes
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3
Q

Excavata

does poop exfoliate?

A
  • Diplomonas
  • Parabasalids
  • Euglenozoans
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4
Q

Chrmomoalvelata ancestors

x2

A

Stramenophiles
&
Alveolates

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5
Q

Rhizaria

REALLY clever fatties run

A
  • cercozoans
  • Forams
  • Radiolarians
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6
Q

Archaeplastida

A really cool cat listens

A
  • red algae
  • Chlorophytes (green algae)
  • Charophytes (green algae)
  • Land Plants
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7
Q

Amoebozoa

A
  • slime molds
  • Gymnamobas
  • Entamoebas
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8
Q

Opisthokonta

never forget current affairs

A
  • nuclearids
  • FUNGI
  • Choanoflagellates
  • ANIMALS
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9
Q

Eukaryote characteristics

A
  • Nucleus
  • Mitochondria
  • Cytoskeleton
  • Flagella (different from prokaryote flagella)
  • Linear chromosomes
  • Mitosis
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10
Q

ProK vs. EuK: Who came first?

A

Prokaryotes

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11
Q

Endosymbiotic theory

A
  1. Prokaryote engulfs another
  2. Engulfed ProK began functioning as mitochondria / chloroplast
  3. endomembrane components arose
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12
Q

evidence of Endosymbiotic theory

A

circular chromosome (ribosome) present in mitochondrial

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13
Q

Heterotrophic protist

A

protozoa

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14
Q

autotrophic protists

A

algae

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15
Q

unicellular algae

A

autotrophic : phytoplnkton

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16
Q

multicellular

A

autotrophic: seaweed (not plant!)

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17
Q

Protist cell structure characteristics

A
  • mostly microscopic/ unicellular
  • live colonially
  • multinucleated blobs of slime
  • some have animal-like cell membrane
  • others have plant - like cell wall
18
Q

Protist metabolism

A

autotrophs: photosynthesize
heterotrophs:
- some are mixotrophs (euglena)

19
Q

Protist motility

A
  • cilia (paramecium)
  • pseudopod (amoeba)
  • flagella ( euglena)
20
Q

Protist Lifecycle

A

Asexual : binary fission/ budding

- cyst formation (dormant until optimal)

21
Q

Excavata characteristic

A
  • asymmetrical
  • single celled
  • feeding groove “excavated “ on one side
  • auto/ heterotrophs inc.)
22
Q

Excavata examples (1&2)

A
  1. diplomonads:
    - giardiasis labella
    - Beaver fever (cysts)
  2. Parabasilids:
    - trichomoanas (std)
23
Q

Excavata ex. 3 & 4

A
  1. Euglenozoans:
    - Euglena (mixotroph)
    - trypanosoma (STD)- OUTSIDE RBC
24
Q

Chromalveolata

A
  • alveolates & stramenophiles
25
Q

ALVEOLATE ex.

A
  • dinoflagellates (plankton), red tide
  • Apicomplexans
  • Ciliates
26
Q

Stramenophiles

A
  • diatoms
  • brown algae
  • Oomycytes
27
Q

alveolates

A

(chromalveolata)

  • Plasmodium (malaria)
  • Inside RBC!
28
Q

Ciliates

A

(chromalveolata)

- Paramecium (have cilia)

29
Q

Diatoms

A

(chromalveolata —-> stramenophiles)
geometric with glassy cell walls
- unicellular/ photosynthetic

30
Q

Bron algae

A

(chromalveolata —-> stramenophiles)

- Macroscopic seaweed

31
Q

Oomycytes

A

(chromalveolata —-> stramenophiles)

  • no longer fungi
  • potato famine
32
Q

Rhizaria

A

amoebas/ pseudo- pods (thread-like/ needle)

- Radiolarians (glassy w/ holes)

33
Q

Archaeplastida

A
  • red algae
  • green algae
  • Land plants
34
Q

Charophytes

A

Green Algae

- closest to land plants

35
Q

Chlorophytes

A

Green Algae

  • micro & macroscopic
  • volvox/ spirogyra
  • sea lettuce
36
Q

Amoebozoa

A

amoeba with flat, large pseudopods

- large nucleus

37
Q

Slime molds

A

amoebozoa

  • scarce food; slug like
  • plenty: spores form
  • multinucleated
38
Q

Opisthokonta

A

single flagellum

  • animals
  • fungi
  • choanoflagellate
39
Q

Choanoflagellates

A

(opisthokonta)

  • live colonially
  • “animal like”
40
Q

Ecology of protists

A
  • phytoplankton; feed hoards
  • dinoflagellates symbiotic w/ coral
  • human and plant pathogens (malaria/ oomycytes)
  • decomposers; fossil fuel

Biology 2 Lecture (4 decks)

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