From Newsgroup: alt.tv.star-trek.tos   
   From Address: Led4acs@aol.com   
   Subject: Re: Star Trek: Am I the Only One?   
      
   On Dec 22, 12:46apm, ques...@infionline.net (Harold Groot) wrote:   
   > On Tue, 22 Dec 2009 10:46:49 -0800 (PST), Led4Aces    
   > wrote:   
   >   
   > >> And she created a pathogen that regressed most of the crew into half   
   > >> whatever they were / half one of their ancestors (which doesn't explain w=   
   > >hy   
   > >> Barclay became half spider, since they aren't ancestors of humans)...   
   >   
   > >Not exactly. Go back far enough and Humans and spiders have a common   
   > >ancestor. Probably hundreds of millions of years.   
   >   
   > Yeah, but none of Barclay's ancestors had actual spider genes. a   
   But they have the genes of the common ancestor....which is spider-   
   like.   
   >>>>>They only came into being on a different branch of the evolutionary tree.   
   True, but they share an ancestor.   
   > You might be able to "de-evolve" both a human and a spider to get back   
   > to that same common ancestor, but you can't turn the spider into a   
   > human or the human into a spider that way.   
   I agree....but you can turn them into the EXACT SAME THING....which   
   would resemble a spider more than it would a human.   
   a genes (active or inactive) from that other branch. aYou can't   
   > reactivate something that simply isn't there.   
   True...but you could re-activate the common ancestor....the spider-   
   like common ancestor. Which is what Barclay could have turned into.   
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