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Evolution Crossword Puzzle Answer

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Evolution



              V                                
              A                                
              R                                
              I                                
              A                                
              T                                
              I                             A  
    S         O                             D  
    P   B R A N C H I N G T R E E D I A G R A M
    E   I                                   P  
    C   N A T U R A L S E L E C T I O N     T  
    I   I                                   A  
    E   M                                   T  
    S C I E N T I F I C T H E O R Y         I  
        A                             G     O  
      C L A S S I F I C A T I O N     E     N  
        N                             N        
      H O M O L O G O U S S T R U C T U R E    
        M                             S        
C O M P E T I T I O N                          
        N                             F        
        C O M P A R A T I V E A N A T O M Y    
        L                             S        
      P A L E O N T O L O G I S T     S        
        T                             I        
E V O L U T I O N                     L        
        R                                      
        E X T I N C T I O N                    
Across Down
4 A diagram that shows how scientists think different groups of organisms are related
5 A process by which individuals that are better adapted to their environment
6 A well-tested concept that explains a wide range of observations
8 The process of grouping things based on their similarities
9 Body parts that are structurally similar in related species
10 The struggle among organisms, both of the same and different species
12 The comparison of the structures of different organisms
13 A scientist who studies fossils
14 The gradual change in a species over time
15 The disappearance of all members of a species from Earth
1 Any difference between individuals of the same species
2 A behavior or physical characteristic that allows an organism to survie
3 A group of organisms that are physically similar and can mate
4 The system for naming organisms in which each organismis given a unique, two-part scientific name
7 A classification grouping that consists of a number of similar, closely related species
11 The preserved remains or traces of an organism that lived in the past
 
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