Without reasonable doubt, where would humanity be beyond pretending now isn't eternity created by a natural occurring perpetual balancing between compounding DNA results adapting tooccupying space while specifically here denying here is all life limits to any species native to its original atmosphere developing current population never same ancestor twice having identical DNA. That half life results regardless male, female, asexual means to reproduce as plant or animal, predator, or prey, generation gap when occupying space before or currently.