The disappearance of the deer indicates A. Intraspecific Competition
 
        
                    
             
        
        
        
The ensemble of formations and folds in a single linear chain of amino acids sometimes called a polypeptide constitutes the tertiary structure of a protein. Finally, the  quaternary structure of a protein refers to those macromolecules with multiple polypeptide chains or subunits.
        
             
        
        
        
It is also found in groundwater
 
        
             
        
        
        
The answer is d) it encloses specific structures
        
             
        
        
        
Answer:
scientific theories must be tested by more than one individual multiply times for it to become scientific law