Answer: a
Explanation:
A punnet square is used to determine which genes are the strongest
 
        
             
        
        
        
Answer:
Artificial selection is the identification by humans of desirable traits in plants and animals, and the steps taken to enhance and perpetuate those traits in future generations. Artificial selection works the same way as natural selection, except that with natural selection it is nature, not human interference, that makes these decisions.
Explanation:
 
        
             
        
        
        
Answer:
the structure is external gills
Explanation:
 
        
             
        
        
        
An organism's <u>environment </u>includes everything that surrounds it.
 
        
             
        
        
        
ok so.."Student answers may vary because the pattern in the dinosaur data is not completely similar to that of either ectotherms or endotherms. The graph shows that the metabolic rates of dinosaurs are not quite as high as those of endotherms of similar mass. However, they are also a bit higher than those of ectotherms of similar mass."
you need to look at the graph you have/or the one you made :o