<span>The answer is cysteine. This is a half essential proteinogenic amino acid with the formulation of HO₂CCHCH₂SH. It is prearranged by the codons UGU and UGC. The thiol side chain in cysteine frequently partakes in enzymatic responses, as a nucleophile.</span>
        
                    
             
        
        
        
Viral<span> particles, also known as virions, consist of two or three parts: (i) the </span>genetic<span> material made from either DNA or RNA, long molecules that carry </span>genetic information; (ii) a protein coat, called the capsid, which surrounds and protects thegenetic<span> material</span>
        
             
        
        
        
Explanation:
It sends message directly to muscles and glands
 
        
             
        
        
        
Answer:
D. Franz Gall
Explanation:
Franz Gall was a German neuroanatomist and a physiologist. He began the study of the localization of mental functions in the brain.
Claimed the founder of PHRENOLOGY, i.e., the measurement of bumps on the skull to predict mental traits and personality. 
Gall came with the idea that a someone's personality could be determined by the shape of their skull. So a slight protrusion in a certain region of someone's skull, changing the shape of it, would indicate that the individual had an optimistic personality. 
 
        
             
        
        
        
Cementation and compaction