To believe in the naturalist explanation one has to believe something as incredibly complex as a self replicating organism miraculously came into existence by itself
I could easily reply that ......
To believe in the religious explanation one has to believe something as incredibly complex as a 'god' organism miraculously came into existence by itself.
Also, the science has never stated that a self-replicating organism came into existence by itself; rather the causes/conditions not determined.
Religious nutjobs need to get their facts straight first.