There us no excepted way on how life formed. There is an everlasting debate over how life started. Unfortunately, space is limited, and only some theory can be explained here
Miller-Urey experiment-
The Miller Urey experiment was done in 1953 by Stanley L. Miller and Harold C. Urey at the university of chicago.
He mixed several different chemicals together in an environment that simulated early life on earth. In the experiment, carbon showed forming possible base for life, explaining how life came from nothing
