Answer:
it is b
Explanation:
you can make a chart about it and/or serch it up on google
 
        
                    
             
        
        
        
Answer: Catalase functions the best at the pH of 7 because the pH of 7 is not too acidic or alkaline. It is on the normal scale, like water. Catalase can't be placed in an acidic liquid. It can not be placed in an alkaline liquid either.
Hope this helps!
 
        
             
        
        
        
It increased slightly if you measure precisely but if you round it did not
        
             
        
        
        
Answer:
1.
Explanation:
Controlling the level of sugar in the blood is an example of a feedback mechanism
 
        
             
        
        
        
The major histocompatibility complex (MHC<span>) is a set of cell surface proteins essential for the acquired immune system to recognize foreign molecules in vertebrates, which in turn determines histocompatibility. ... The human </span>MHC<span> is also called the </span>HLA<span> (human leukocyte antigen) complex (often just the </span>HLA<span>).</span>