Could be but you need all the right ingredients, we are talking about making living, THINKING, reasoning beings from what exactly?
Even if you add in enormous amount of time (billions of years) and still it is difficult to imagine. Are you suggesting a missing compound was existent in this early life period or what is presenly available on Earth?
Exactly! Since us humans have only been on the earth for a short time, the past billions of years before us is very hard to fathom. We haven't really been around long enough to document and record any major changes in the evolution of any given specie.