Zoology - N11807 - Zoology A scientific discipline bound...

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Zoology A scientific discipline bound with two principles: 1. The laws of chemistry and physics 2. The idea that the body, species, and life as a whole evolved by natural selection note – form and function: animals without wings are not going to fly What is life? Something that: 1. reproduces 2. adapts 3. responds A set of characteristics: 1. organization 2. energy use and metabolism 3. homeostasis 4. reproduction 5. growth and development 6. irritability and adaptation Organization Starts with, and becomes: 1. atoms 2. molecule 3. organelle 4. cell 5. tissue 6. organ 7. organ system 8. organism (multicellular) 9. population 10. community 11. ecosystem 12. biosphere Important to understand hierarchy Emergent Properties  – makes this level of organization possible; quality that appears as  biological complexity increases
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When you take one thing and throw another in there and as you throw more and  more, the more possible interactions can happen and more things can come  about Ex – Hammer: by adding the handle to metal head, you can have  increased torque instead of just hitting a nail slowly Ex – Puzzle pieces: by connecting a certain two, they can then connect  to the third Ex – Phospholipids: because of it’s chemistry, when thrown into water,  they align in a line and form bubbles: looks like a membrane –  plasma  membrane
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Zoology - N11807 - Zoology A scientific discipline bound...

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