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7 Cards in this Set
- Front
- Back
Protista
what domain? what kingdom? |
Eukarya, Protista
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Which are unicellular?
Colonial multicellular? multicellular? |
Paramecium, amoeba (heterotrophic, pseudopodia, amoebic dysentery), euglena (hetero/auto, flagella)
Volvox seaweed- plantlike, but not plants. |
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nutrition
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autotrophs - photosynthesize
heterotrophic - engulf smaller protists and release digestive enzymes both auto and hetero -euglena |
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reproduction
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asexual reproduction - binary fission, multiple fission (like binary, but more)
sexual reproduction: conjugation- 2 individuals join,swap DDNA, DNA, divide |
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sexual reproduction
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conjugation: two individuals join exchange DNA, divide to produce four genetically different offspring--> evolution
many species alternate each generationn b/t sexual/asexual reproduction |
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Three groups of protists
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animal-like - amoeba, paramecium, trpanosomes, cause ASS
plant like : seaweed, gree, brown and red algae, seaweed, euglena, volvox fungal- slime molds |
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Protists and humans
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produce oxygen, basis of foodweb
reccle materials, carbon, decomposers symbiotic relationships, lichens, algae, fungae, red tide, algal bloom disease- malaria, ASS, amoebic dysenterr seaweed for food, in cosmetics, drugs, icecream, salad dressing, agar in research, diatoms in toothpaste, detergents, paint removers. |