I don't think that reproductive science will develop similarly to what Huxley imagines in Brave New World because theme of Brave New World is not the advancement of science but science as it affects human individuals.
The Brave New World is all about advancement of science the way it affects human individuals, it is one that believe that if some form of birth control is put in place, poverty and conflict will reduces.
This Brave New World by Huxley doesn't focus on new way of reproductive science but just an imagination about science.
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