 How do they create neutroids?
They were such cute synthetic creatures, it was impossible not to love them. If I don't want to follow my aptitudes, the only choice is common labor. With its population legally fixed at three hundred million, most of the country had become one big suburb, dotted with community centers and lined with narrow belts of industrial development. Its replacement-quota of new neutroids was around three hundred animals a month. Of course, no hospital would play along with her fantasy and take a neutroid, especially since she couldn't pay for its treatment." You're welcome to it, Doctor, but you can't fake a serial number. Once a neutroid reached its age-set, it remained at the set's child-development level until death.
 They change the structure of unfertilized egg genes using sub-atomic particles.
 They modify the glandular makeup of chimpanzee ova using hormones.  They incubate chimpanzee ova, giving them testosterone to keep the animals from developing ovaries.  They bombard the unfertilized eggs with radiation.  They change the structure of unfertilized egg genes using sub-atomic particles.