Deviant Numbers (Unabridged‪)‬

The great gene mapping project of the late 20th and early 21st centuries had located every trait on the double helix. Splicing, and then cloning, had made it possible to determine the inclusion of any desired characteristics or the exclusion of any fault. 

Humans could be designed like an automobile, created for specific purposes, and then reproduced exactly and endlessly by cloning. And they had, by the thousands, when trust in ordinary biology had become too risky. And to ensure that biology would mind its own business, genes for sexual preference had been controlled. 

No mating would be allowed...