Answer:
 A. It is the most massive part of the atom. 
 
        
             
        
        
        
<span>Divorce rates increase with each remarriage 
a. True (this one)
b. False</span>
        
                    
             
        
        
        
Answer:
Changes in temperature, pH, enzyme concentration, substrate concentration, and the presence of any inhibitors or activators can affect enzyme activity. 
For example increasing substrate concentration increases the rate of reaction.
Explanation:
This is because more substrate molecules will be colliding with enzyme molecules, so more product will be formed.
 
        
             
        
        
        
I am so confused, what's your question?