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_?_ are singled-celled eukaryotes; few (including seaweeds) are multicellular, but simplistic in tissue organization.
Protists
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What are protozoans?
Animal-like organisms that require oxygen (most do), don't perform photosynthesis and are motile.
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What are algae?
Plant-like organisms; can perform photosynthesis.
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What makes green algae green and what organelle is involved?
Since green algae are plant-like organisms, they contain an organelle that all plants have and that is called chloroplast. Through photosynthesis, a green pigmentation is produced thanks to chlorophyll.
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Are there types of algae besides green algae? If so what are they and can you give an example of each?
- Golden brown algae (Fucus)
- Red algae (Pfiesteria)
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Are there harmful algae? If so can you give an example?
- Dinoflagellates in the genus Alexandrium responsible for "red tide" and paralytic shellfish poisoning
- Pfiesteria: mysterious Chesapeake Bay algae
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Protozoans are characterized based on their mode of _?_.
Locomotion
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Some protozoans make _?_ allowing them to survive adverse conditions.
Cysts
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What are the three categories of movement in protozoans?
- Ciliates
- Flagellates
- Amoeboids
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A paramecium is an example of a _?_ protozoan.
Ciliated
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Euglena is an example of a _?_ protozoan.
Flagellated
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Some flagellates can lead to disease can you give some examples?
- TrypanosomaGiardia
- Trichomonas
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The disease that can be transmitted by drinking fresh water that hasn't been filtered and is carried by some animals such as beavers is called _?_.
Giardiasis
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The sexually transmitted disease that can be passed on to women by infected men is called _?_.
Trichomonas vaginalis
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The disease that causes the host to sleep more during the day and become agitated at night and is transmitted by the tsetse fly is called _?_.
Trypanosoma gambiense (African sleeping sickness)
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The genus name of Chagas disease is _?_ and this is transmitted by the "kissing bug" (bites face at night).
Trypanosoma cruzi
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An amoeba is an example of a _?_ protozoan.
Amoeboid
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A disease that causes very, very serious dysentery (diarrhea), is caused by being infected by contaminated waters, and mostly kills young children and babies is called _?_.
Entamoeba histolytica
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Some apicomplexan can lead to disease can you give some examples?
- PlasmodiumToxoplasma
- Cryptosporidium
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The disease that causes Malaria and MRSA and is spread by mosquitoes is called _?_.
Plasmodium vivax
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The disease that is spread through cat feces that leads to having flu-like symptoms is called _?_.
Toxoplasma gondii
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The protozoan that causes cysts, is spread by animals waste, can get into drinking water contaminated with sewage and is chlorine resistant is called _?_.
Cryptosporidium
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