What was one necessary condition for the evolution of the first life on earth?
The one necessary condition for the first life was information transfer
The first life had to have the information of how to reproduce itself.
A mechanism for transferring the information needed for life was required or the first life would become the last life.
Information was needed on how to build the membranes that separated the first life from the chaos in the environment surrounding the first life ( cell?) Information was needed on how to make use of energy molecules in the environment (enzymes ?) But must important information was needed on how to reproduce the information needed for life.