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Biology 11 > 6- Protistas > Flashcards

6- Protistas Flashcards

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1
Q

Protista characteristics

A

Eukaryotic, some heterotrophic, some photoaytotrophic, unicellular, asexual binary fission and conjugation, aquatic

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2
Q

Three main groups of Protista

A

Zooplankton, phytoplankton, fungus like

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3
Q

Plant like Protista characteristics

A

Autotrophic, photosynthesis, float at top of water

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4
Q

3 main types of movement in Protista

A

Cilia, flagella, pseudopods

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5
Q

Protista reproduce by

A

By binary fission some do conjugation too

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6
Q

What does the macronucleus do vs micronucleus

A

Macro nucleus keeps a multiple copy of genetic information

Micro nucleus contains a reserve copy of all the cells genes

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7
Q

Phylum euglenophyta

A 
Two flagella 
No cell wall
Have chloroplasts/photosynthetic
Can also be heterotrophic
Have eyespot
Store energy as starch
Outside membrane of pellicle
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8
Q

Dinoflagellates (Prryophyta)

A 
Two flagella, one circling organism
Autotrophic, chlorophyll pigment
Reproduce asexually
Some bioluminescent 
PSP
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9
Q

Chrysophytes

A 
Contain bright pigments 
Carbohydrate pectin
Store food as oil
Reproduce asexually and sexually
Pellicle
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10
Q

Bacillariophyta

A 
Diatoms
Thin glass cell walls rich in silica
Store food as oil
Photosynthesize
Don't move
Silicone
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11
Q

Sarodines

A

Move by pseudopods
Some have shells of CACO3
Heterotrophic
Reproduce by binary fission

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12
Q

Cilipphora

A

Have cilia for feeding and movement
Free living, have trichocysts, have two nuclei
Do conjugation and binary fission
Peliclle

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13
Q

Sporozoa

A

Parasitic, don’t move
Reproduce by sporozoites
Cell membrane
Malaria plasmodium

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14
Q

Acarsiomycota

A 
Cellular slime molds
Look like amoebas
When conditions they join with eachother and produce a fruiting body
Distinctively separate 
Flagella 
Cell membrane
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15
Q

Myxomycota

A 
Begin looking like amoebas
When they aggregate their cells fuse to produce structures with many nuclei 
Plasmodia 
Flagellated spores
Cellulose
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16
Q

Oomycota

A 
Water molds 
Thrive on dead things 
Produce hyphae
Motile spores
Sexual reproduction
Cellulose
17
Q

Positive tropism

A

They like light

18
Q

Plasmodium life cycle

A

Mosquito bites human, plasmodium gets into liver cells, they lyst releasing plasmodium cells that infect red blood cells that cause red blood cells to burst

19
Q

Red tides

A

Produced by dinoflagellates they can infect all seafood

Biology 11 (10 decks)

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