Answer:
A. Deposition - sediment is set down in a new place
 
        
             
        
        
        
Answer:to signal the cell to move to the next phase of the cell cycle 
Explanation:
(Just took it)
 
        
             
        
        
        
Answer:
C. four single covalent bonds 
Explanation:
Carbon atoms can form four single covalent bonds.
 
        
                    
             
        
        
        
Answer:
Bacteria under successive rounds of selection may acquire genetic resistance to the treatment with mutagenic compounds including ethyl methanesulfonate (EMS).  
Explanation:
Artificial selection is a process known to generate resistance of the organisms under treatment. For example, this type of selection has been reported to generate resistance to the treatment with different chemical compounds including mutagenic chemical compounds (in this case EMS), antibiotic drugs, etc.