Cloning is a technological breakthrough that adds a new dimension to reproductive technology as well as new insight into the long-standing debate regarding fetal interests.

It is held by evolutionists that genetic mutations are an avenue of positive change in living organisms. For example, Richard Dawkins' book, The Blind Watchmaker, seeks to establish a godless cosmos of chance in which the appearance of design in life has occurred by accident, by the incremental accumulation of positive changes in genes.