Since there would be no good reason to clone him,
no. Why would anyone accept a sci-fi explanation over a realistic one?
Yes, I know that it's a
sci-fi movie, but you don't see it as an arena where
anything is allowed to happen. Sure, the ships have to break laws of physics in order to visit other star systems, but let's not go overboard looking for things that aren't there just because you'd like them to be.
If you want to accept clones and androids in the
Alien Universe, the timeline would read something like this:
http://uncyclopedia.org/wiki/Alien_movies_saga