Why and how do the side chains of the general structure of an amino acid affect the function and structure of each amino acid?
https://www.google.com/search?q=side+chains+of+the+general+structure+of+an+amino+acid&oq=side+chains+of+the+general+structure+of+an+amino+acid&aqs=chrome..69i57j69i60.1039j0j7&sourceid=chrome&ie=UTF-8
