Answer:Short
Explanation:Also I feel so bad for you.
 
        
             
        
        
        
Answer:
The pairing of the nitrogen bases in a DNA molecule is AT and CG. Let's say that the DNA strand has the sequence of ATCG. The complementary strand of that DNA strand will be TAGC. A and T & C and G must pair with each other. The replicated strand will be the same as the original strand because the complementary strand of the replicated strand will be ATCG, which is the same as the original strand. 
Explanation:
 
        
             
        
        
        
The answer is 4, because if the ants smell the same dead smell on this particular ant in the colony, their initial reaction is to eliminate it. The chemical sprayed upon the ant acts as a stimulus for a particular behavior. 
        
             
        
        
        
B.
It allows some substances to pass through but blocks the passage of others.
        
                    
             
        
        
        
While assessing a 35-year-old patient, the nurse hears a vascular sound between the xiphoid process and the umbilicus. What can the nurse presume from the sound?
Bruits