11-29protists_Lecture 35

11-29protists_Lecture 35 - Protists Eukaryotes that are not...

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5/10/11 Protists Eukaryotes that are not classified in fungal, animal or plant kingdoms. Abundant in watery places (including human bodies!) Importance: Eukaryote evolution Food websS fisheries Photosynthetic “algae” are autotrophs (self-feeders); store oil & carbohydrates. Produce O2! Non-photosynthetic
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5/10/11 Most photosynthetic protists are actually mixotrophs , able to both make their obtain food from the environment. e.g. Dinobryon (lakes) has photosynthetic plastids, but also eats a lot of bacteria
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5/10/11 7 Eukaryotic Supergroups: named for distinctive traits ü Excavata ü Alveolata ü Stramenopila ü Rhizaria ü Amoebozoa Plants Opisthokonta ( Fungi & Animals & close relatives) Trichomoniasis - STD Giardia -- giardiasis
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5/10/11 Excavata have a feeding groove “excavated” into their surface. The groove is the site of feeding on small particles, phagocytosis .
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Primary plastids arose when heterotrophic protist host cells Gave rise to green & red algae.
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This note was uploaded on 05/10/2011 for the course BIO 103 taught by Professor Geek during the Spring '11 term at Wisconsin.

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11-29protists_Lecture 35 - Protists Eukaryotes that are not...

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