Domain Eukarya: Protists Flashcards
Characteristics of Eukaryotic Cells
- Compartmentalization and Cytoskeleton
- Specialization
- Endosymbiosis
Endosymbiosis: Mitochondria
Aerobic Bacteria englufed
Endosymbiosis Chloroplasts
Photosynthetic Bacteria Englufed
Rise to Cyanobacteria
Proof of Endosymbiosis
Mit. and Chlor. …
DNA and Ribosomes similar to that of bacteria
Use binary fission
Have own membrane
Protists Locomotion
- Flagella
- Cillia
- Psuedopodia
Protists Nutrition
1 Autotrophs (Photo/Chemo)
- Heterotrophs (Phago)
- Mixotrophs
Protists Reproduction
Asexual (Primary)
- Mitosis: Equal Daughter Cells
- Budding: One larger than other
- Schizogeny: Cell/ Nuclear Division (Many cells)
Protists are bridge to
Multicellularity
Arisen multiple times
Protists are..
Paraphyletic
present in all supergroups
No single common ancestor
Supergroup Excavata
Excavated Feeding groove
- Diplomonads
- Parabosolids
- Euglenozoa
- Euglenids
- Kinetoplastids
Group Diplomonads
Excavata
- Unicellular
- Flagella
- 2 Nuclei
- Degenerate Mitochondria
ex. Giardia
Group Parabasolids
Excavata
- Undulating Membrane
- Flagella
- Semi Functioning Mitochondria
ex. Termite Guts
ex. STD
Group Euglenozoa
Excavata
- Functioning Mitochondria
- Flagella
- Change Shape
- Mixotrophic
- Crystalline Rod in Flagella
Subgroup Euglenid
Subgroup Kinetoplastid
Subgroup Euglenids
Excavata
Euglenozoa
2 Flagella Contractile Vacuoules Photo Receptor Chloriplasts ex. Euglena
Photo
Euglena
Subgroup Euglenozoa
Group Euglenid
Supergroup Excavata
Subgroup Kinetoplastids
- Extracellular DNA
- Unique mitochondria
- Repeteat change protective coat
ex. African Sleeping Sickness
ex. Chigas
Photo
Trypanosoma in RBC
Kinetoplastid
Euglenid
Excavata
Supergroup Chromalveolata
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
Group Alveolata
Alveoli Sacs
Chromalveolata
Subgroups Dinoflagellata, Apicomplexin, Cillates
Dinoflagellata
Photosynthetic Unicellular Flagella Chlorophyll a, c, cartenoids Cellulose Plates Raphe Phytoplankton - Red tides/ Algal Blooms
Group Alveolata
Chromalveolata