From: gerryq@indigo.ie   
      
   In article <9o7lQCISNUMJFwa4@baradel.demon.co.uk>,   
   usenet@baradel.demon.co.uk says...   
      
   > As a total non-expert, it seems to be that trying to separate out traits   
   > that are heritable from those that are cultural is just about   
   > impossible. Unless you postulate some sort of system where babies are   
   > allocated randomly after birth instead of staying with the natural   
   > parents. However though this might make a somewhat unlikely SF scenario,   
   > in practice it is impossible and unethical.   
      
   Hence twin studies, in which nature and society conspire to carry out   
   precisely such experiments, and scientists need only observe the   
   results.   
      
   - Gerry Quinn   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)