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Animals

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Question
Answer
Homeostasis   The condition in which an organim's internal envirment is kept stable in spite of changes in the exteral envirment.  
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Vertebrate   The bones that make up the backbone of an organisum. In humans, one of the 26 bones that make up the backbone.  
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Adaption   An inherited behavior or physical charcteristics that helps an organism survive and reperduce in its envirment  
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Invertebrate   An animal without a backbone.  
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Tissue   A group of similer cells that preform a spicific function.  
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Organ   A body structure that is composed of different kinds of tissues that work together.  
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Radial Symmetry   A body plan in which any number of imagry lines that all pass through a central point divide the animal into two mirror images.  
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Bilateral Symmertry   A body plan in which a single imagry line divides the body into left and right sides that are mirror images of each other.  
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cnidarian    
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echinoderm    
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mollusk    
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endoskeleton    
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arthropod   An invertebrate that has an external skeleton, a segmented body, and jointed appendages.  
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exoskeleton    
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chordate   An animal that has a notochord, a nerve cord, and throat pouches at some point in it's life.  
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ectotherm    
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notochord    
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endotherm    
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vertebra    
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Created by: N.Richardson
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