Complex sentence: In 2015, cloning technology has been sufficiently developed as to allow the cloning of human organs and animals, but reproducing a complete human is explicitly forbidden by the "6th Day" laws, named for the day when God created man.
Split into simpler sentences: In 2015, cloning technology has sophisticated enough to allow the copying of human organs and animals. Reproducing a complete human is explicitly forbidden by the "6th Day" laws, named for the day when God created man.