I am not sure which to believe in. For catholic people, they claimed that it started and was described in Genesis in the Holy Bible. What do you think about this concern?
The earliest life forms we know of were the mocroscopic organisms that left signals of their presence in rocks abot 3.7 billion years old.
I'm an atheist but i think anyone can believe in whatever they want, as long as it doesn't affect the beliefs of others, if you know what i mean