Stimulus causes an action or response, like the ringing of your alarm clock if you didn't sleep through it. Stimulus is a word often used in biology — something that causes a reaction in an organ or cell, for example. ... For more than one stimulus, use stimuli, not stimuluses.
        
             
        
        
        
Answer:
Even though they might have a common ancestor there might be a closer common ancestor to the original ancestors than the organism you're looking at. 
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Explanation:
 
        
             
        
        
        
The child has inherited both the traits from his parents.
        
             
        
        
        
Answer:
377
Explanation:
you plus 252and 125 together and you will get 377