From: esquel@sommarskog.se   
      
   Mark Brader (msb@vex.net) writes:   
   > * Game 1, Round 7 - Science - Amino Acids   
   > 1. Amino acids consist of a central carbon atom bonded to four   
   >    chemical species, two of which give them their name.  An amino   
   >    group is a functional group consisting of hydrogen and which   
   >    other element?   
      
   Nitrogen   
      
   > 2. All amino acids belong to which class of acids, due to the   
   >    presence of a namesake COOH group?  This class of acids also   
   >    includes acetic acid, the constituent acid of vinegar.   
      
   > 7. Tryptophan, tyrosine, and phenylalanine are aromatic amino   
   >    acids: they contain a functional group, which is what the   
   >    "phenyl" in phenylalanine refers to, that's related to a   
   >    ring-shaped molecule with formula C6H6.  Name that molecule.   
      
   Benzene   
      
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    * Origin: you cannot sedate... all the things you hate (1:229/2)