Answer:  [B]:  "proteins" .
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Answer:
may be 
the discovery of new evidence 
Explanation:
Accepted theories may be modified or overturned as new evidence and perspective emerges. Scientists are likely to accept a new or modified theory if it explains everything the old theory did and more. The process of theory change may take time and involve controversy, but eventually the scientific explanation that is more accurate will be accepted.
 
        
             
        
        
        
Answer the more carbonic acid in the blood, the lower the pH level is. The amount of carbon dioxide  removed from the blood messes with the pH level of the blood. this increases the amount of hydrogen ion concentration in blood and it decreases the blood pH levels 
Explanation:
 
        
             
        
        
        
Answer:
sorry po d po Makita Ng maayo
order po kayo Milktea