I've already read on a lot of theories concerning the origin of life. To an extent, some of these theories may be deemed to be reasonable and with scientific basis. One of the most common theories is that thh first life came from some proverbial soup of organic molecules, which eventually ended up in life originating in the seas. Another theory holds that there was no primordial soup. Rather, first life came from the energy sources hidden deep underground billions of years ago.
Read more: Panspermia: Did Life Originate From Outer Space? [click]