You will have to define what you mean by a "complex system".
There are many systems in the body and even in bacteria.
After all bacteria have had far more generations to evolve than we have.
In their own way they are just as evolved as us.
There are many systems in the body and even in bacteria.
After all bacteria have had far more generations to evolve than we have.
In their own way they are just as evolved as us.
You can fix ignorance, you can't fix stupid.
Tinkety Tonk and down with the Nazis.