Describe and evaluate the origin of life theory.
You should find a number of these links useful.
http://www.google.com/search?q=origin+of+life+theory&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a
http://www.google.com/search?q=origin+of+life+theory&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a