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Agree Disagree

Agree Disagree. Parasites cause harm to the organisms they feed off of. 1._______ ________. Some parasites can affect an animal’s brain, even a human’s brain. 2._______ ________. All parasites are too small to be seen with the human eye. 3._______ ________.

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Agree Disagree

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  1. Agree Disagree Parasites cause harm to the organisms they feed off of. 1._______ ________ Some parasites can affect an animal’s brain, even a human’s brain. 2._______ ________ All parasites are too small to be seen with the human eye. 3._______ ________ Parasites can harm organisms by spreading bacteria. 4._______ ________ Parasites are more common than viruses and bacteria. 5._______ ________

  2. Chapter 11, section 4Parasites

  3. I. Parasitic Relationship A. Parasite – living off the host and causing harm 1. either directly harm the host or transmit disease to the host http://www.youtube.com/watch?v=4j6jikayKZA

  4. C. Host – organism being harmed by the parasite http://www.youtube.com/watch?v=vMG-LWyNcAs “super gross” caterpillar host

  5. II. Human Parasites A. Tick – attached to skin and feeds off blood 1. harms by spreading Lyme Disease

  6. http://www.youtube.com/watch?v=-v3fk7Wzzyk

  7. B. Tapeworm – lives inside the intestine and absorbs energy from your food.

  8. C. Malaria – cause by plasmodium organism, spread by mosquitos 1. lives in and destroys liver and red blood cells.

  9. D. Amoeba – tiny organism found in freshwater, can lodge in a person’s brain through their nose 1. Uses brain tissue as a food source.

  10. Deadly Amoeba kills 9 year old boy http://www.youtube.com/watch?v=GDFDe61wwhA Deadly Amoeba kills Florida girl http://www.youtube.com/watch?v=jztYHvjPUTw

  11. Zombie snails http://www.youtube.com/watch?v=fkiL-v4X8w8

  12. Agree Disagree Parasites cause harm to the organisms they feed off of. 1._______ ________ Some parasites can affect an animal’s brain, even a human’s brain. 2._______ ________ All parasites are too small to be seen with the human eye. 3._______ ________ Parasites can harm organisms by spreading bacteria. 4._______ ________ Parasites are more common than viruses and bacteria. 5._______ ________

  13. http://www.youtube.com/watch?v=yRglUAttmzQ

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