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Catalyst

Catalyst. What is one organism that you couldn’t live without and why?. Homework. Finish the worksheet or your Blabberize project. Homework Review. What is symbiosis? What type of symbiosis is represented by the bond between humans and the bacteria in our guts?

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Catalyst

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  1. Catalyst • What is one organism that you couldn’t live without and why?

  2. Homework • Finish the worksheet or your Blabberize project

  3. Homework Review • What is symbiosis? • What type of symbiosis is represented by the bond between humans and the bacteria in our guts? • What is another example of symbiosis?

  4. Tricks for Identifying Symbiosis • Mutualism • Commensalism • Parasitism The cattle egret is a bird that is always found near cattle herds. It eats mosquitoes around that are attracted to the cattle.

  5. Communication • How would you define communication? • Why do we communicate? • Is communication only verbal? • Communication – exchange of information

  6. Communication • What kinds of things do organisms communicate about? • How do organisms communicate?

  7. Pheromones • Pheromones – chemical released into the environment by an animal to affect the behavior of another animal of the same species

  8. Courtship Dance • Courtship Dance – elaborate display performed to attract a mate • Performed by many different species of birds • Example: the Red-Capped Manakin

  9. Territory Defense • Territory Defense – defense or marking of an area to let other animals know the territory is occupied • What animals can you think of that perform this type of communication?

  10. Video ID Time! • http://www.youtube.com/watch?v=nS1tEnfkk6M • http://www.youtube.com/watch?v=5HKl8Luuotw • http://www.youtube.com/watch?v=Lg3L3zUxwuY • http://www.youtube.com/watch?v=vM3ETU0K5P8 • http://www.youtube.com/watch?v=6x4FJseTnJU

  11. Two Paths HOMEWORK COMPLETED HOMEWORK NOT COMPLETED Complete the homework from last night for half credit Come check it with me, then get a worksheet • Grab a laptop and go to the class website • Units  Unit I  Lab Handouts & Activities  Blabberize Project

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