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Lesson 1 and 2

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Behavioral Adaptations   help survive, can be learned or instinctive.  
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Symbiotic Adaptations   long term relationships between organisms  
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1. commensalism   one animal benefits it, the other one does not affect it.  
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2. mutualism   when both animals benefit  
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3. parasitism   one animal (the parasite) benefits and harms the host.  
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Physical Adaptation   physical features of an organism  
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The vorses   omnivores-eat and plants herbivores- plants carnivores-meat  
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Tissue   a group of similar cells that perform a certain function.  
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organ   a body part that performs a certain function. Made up of tissue  
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organ system   groups of organs working together  
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radial   if imaginary lines can be drawn to divide it into mirror images  
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bilateral   if only one line of symmetry can be drawn to divide it into halves that are mirror images.  
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asymmetrical   no symmetry  
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Radial symmetry organisms   no front or back, live in water, no heads or specialized sense organs.  
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bilateral symmetry organisms   larger and complex, complex organ system, streamlined bodies, have heads in front with specialized sense organs and nervous system.  
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Created by: carly_hirshka
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