Domain Eukarya: Protists Flashcards

1
Q

Characteristics of Eukaryotic Cells

A
  1. Compartmentalization and Cytoskeleton
  2. Specialization
  3. Endosymbiosis
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2
Q

Endosymbiosis: Mitochondria

A

Aerobic Bacteria englufed

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3
Q

Endosymbiosis Chloroplasts

A

Photosynthetic Bacteria Englufed

Rise to Cyanobacteria

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4
Q

Proof of Endosymbiosis

A

Mit. and Chlor. …
DNA and Ribosomes similar to that of bacteria
Use binary fission
Have own membrane

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5
Q

Protists Locomotion

A
  1. Flagella
  2. Cillia
  3. Psuedopodia
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6
Q

Protists Nutrition

A

1 Autotrophs (Photo/Chemo)

  1. Heterotrophs (Phago)
  2. Mixotrophs
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7
Q

Protists Reproduction

A

Asexual (Primary)

  • Mitosis: Equal Daughter Cells
  • Budding: One larger than other
  • Schizogeny: Cell/ Nuclear Division (Many cells)
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8
Q

Protists are bridge to

A

Multicellularity

Arisen multiple times

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9
Q

Protists are..

A

Paraphyletic
present in all supergroups
No single common ancestor

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10
Q

Supergroup Excavata

A

Excavated Feeding groove

  1. Diplomonads
  2. Parabosolids
  3. Euglenozoa
    - Euglenids
    - Kinetoplastids
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11
Q

Group Diplomonads

A

Excavata

  • Unicellular
  • Flagella
  • 2 Nuclei
  • Degenerate Mitochondria
    ex. Giardia
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12
Q

Group Parabasolids

A

Excavata

  • Undulating Membrane
  • Flagella
  • Semi Functioning Mitochondria
    ex. Termite Guts
    ex. STD
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13
Q

Group Euglenozoa

A

Excavata

  • Functioning Mitochondria
  • Flagella
  • Change Shape
  • Mixotrophic
  • Crystalline Rod in Flagella

Subgroup Euglenid
Subgroup Kinetoplastid

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14
Q

Subgroup Euglenids

A

Excavata
Euglenozoa

2 Flagella
Contractile Vacuoules
Photo Receptor
Chloriplasts
ex. Euglena
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15
Q

Photo

A

Euglena

Subgroup Euglenozoa
Group Euglenid
Supergroup Excavata

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16
Q

Subgroup Kinetoplastids

A
  • Extracellular DNA
  • Unique mitochondria
  • Repeteat change protective coat
    ex. African Sleeping Sickness
    ex. Chigas
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17
Q

Photo

A

Trypanosoma in RBC

Kinetoplastid
Euglenid
Excavata

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18
Q

Supergroup Chromalveolata

A

Incorporated Red Algae through Secondary Endosymbiosis

Group Alveolata (Alveoli)
Subgroup Dinoflagellata
Subgroup Apicomplexin
Subgroup Cilliophora (Cilliates)

Group Stramenopila (Hairs on Pila) (Chlorophyll A,c)
Subgroup Brown Algea
Subgroup Diatoms
Subgroup Oomycetes

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19
Q

Group Alveolata

A

Alveoli Sacs

Chromalveolata
Subgroups Dinoflagellata, Apicomplexin, Cillates

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20
Q

Dinoflagellata

A
Photosynthetic Unicellular
Flagella
Chlorophyll a, c, cartenoids
Cellulose Plates
Raphe
Phytoplankton
- Red tides/ Algal Blooms

Group Alveolata
Chromalveolata

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21
Q

Photo

A

Dinoflagellata

22
Q

Subgroup Apicomplexin

A

Spore forming animal parasites
Organells at apical complex

ex. cat feces invades placenta
ex. plasmodium malaria

Group Alveolata
Chromalveolata

23
Q

Subgroup Cilliophora (Cillates)

A
Cillia around cell
pellicke covering
Micro/Macro nuclei
Conjugation
ex. Paramecium 

ex. Stentor

24
Q

Photo

A

Paramecium

Cilliates
Alveolata
Chromalveolata

25
Q

Photo

A

Stentor

Cillates
Alveolata
Chronalveolata

26
Q

Group Stramenopila

A

Fine hairs on flagella
chlorophyll a,c

Supergroup Chromalveolata
Subgroup Brown Algae, Diatoms, Oomycetes

27
Q

Subgroup Brown Algae

A

Seaweed in North
Alternation of Generations
Sporophyte dominant

Ex. Fucus, Laminaria, Sargesium

Group Stramenopila
Chromalveolata

28
Q

Photo

A

Fucus
Brown Algae
Stramenopila
Chromalveolata

29
Q

Photo

A

Laminaria
Brown Algae
Stramenopila
Chromalveolata

30
Q

Photo

A

Sargesium
Brown Algae
Stramenopila
Chromalveolata

31
Q

Subgroup Diatoms

A
Photosynthetic
Unicellular
Double Silica Shells
Raphes
Phytoplankton

Ex. Navicula

Stramenopila
Chromalveolata

32
Q

Photo

A

Navicula

Diatoms
Stramenopila
Chromalveolata

33
Q

Subgroup Oomycetes

A
Water Molds
Parasites or Saprobes
Motile Zoospores
Sexual
Land or sea

ex. Irish potato Famine

Stramenopila
Chromalveolata

34
Q

Supergroup Ameobazoa

A

Move by pseudopods
flowing cytoplasm
actin microfilaments

Group Gymnameoba
ex. ameoba

35
Q

Group Gymnameoba

A

Free living (soil/freshwater)
some parasitic
sporangia in food or moisture scarcity
Dictoliem Discodiem (Slime Mold)

Ex. Acanthomeaba (blood/ brain)
Ex. Plasmodea (slime mold) ingest other organisms
Ex. Ameoba Proteus

Supergroup Ameobazoa

36
Q

Photo

A

Ameoba Proteus (Freshwater Protozoan)

Gymnameoba
Ameobazoan

37
Q

Superhroup Archaeplastida

A

Red Algae
Green Algae
Land Plants

Photosynthetic/ Aquired Endosymbioisis For chloroplasts

38
Q

Group Rhodophyta (Red Algae)

A

Microscopic to 2m
Lack flagella/ centrioles
Alt. of Generations
Used in Food Nori, Thickening agents, cosmetics

Supergroup Archaeplastida

39
Q

Photo

A

Red Algae/Rhodophyta

40
Q

Group Green Algae

A

Ancestors of Land Plants
2 Lineages
P. Charophyta
P. Chlorophyta

Supergroup Archaeplastida

41
Q

Phylum Charophyta

A

Rise to Land Plants

Ex. Chara, Cholechaete

Group Green Algae
Archaeplastida

42
Q

Phylum Chlorophyta

A

Diverged from Land Plants
Haplodiplontic Life Cycle

  • Filamentous
  • Colonial
  • Multicellular

group green algae
archaeplastida

43
Q

Photo

A

Filamentous
P. Chlorophyta
Green Algae
Archaeplastida

ex. Spyrogyra
- Spiral Chloroplasts, Conjugation Tubes

44
Q

Photo

A

Colonial
P. Chlorophyta
Green Algae
Archaeplastida

Ex. Volvox- Daughter cells. Asexual

45
Q

Photo

A

Multicellular
P. Chlorophyta
Green Algae

ex. Ulva
Alt. Gen

46
Q

Photo

A

Multicellular
P. Chlorophyta
Green Algae

ex. Codiun
Alt. Gen

47
Q

Supergroup Rhizaria

A

Use Psuedopodia

Group: Radiolarians
Foraminifera
Cerozoa

48
Q

Group Radiolarians

A

Glassy Exoskeleton
made of silica
needlelike pseudopdia

ex. actinisphaerium

Rhizaria

49
Q

Group Foraminifera

A

Heterotrophic Marine
Pore studded shells pseudopodia emerge
calcium bicarbonate limestone
alt. gen

Rhizaria

50
Q

Grouo Cercozoa

A

Soil
Some Silica
Shells/Plates
Flagella or Pseudopods

Rhizaria

51
Q

Supergroup Opisthokonta

A

Share common ancestor with plant and animal
sponge related

Group Chaonoflagellates

52
Q

Group ChaonoFlagellates

A

Unicellular
Fungi/Animal Common Ancestor
Single Flagellum
Colonial form like sponges

Opisthokonta