The first two sections are an introduction and career objective. These two sections determine the general information of the candidate as well his aims and goals as a professional. This is followed by education and work experience which leads to the information about the academic and professional background of the candidate. 
        
                    
             
        
        
        
Answer: 
Peptide bonds and Amino Acids
Explanation:
Primary structure. The primary structure of a protein refers to the sequence of amino acids in the polypeptide chain. The primary structure is held together by peptide bonds that are made during the process of protein biosynthesis.
 
        
             
        
        
        
West Nile lead to a decline in susceptible avian and human hosts, with a subsequent decline in the number of cases since 1997