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Possible evolutionary futures for mankind.

G A Kerkut1

  • 1School of Biochemical and Physiological Sciences, Medical School, Southampton University, England.

Comparative Biochemistry and Physiology. A, Comparative Physiology
|January 1, 1988
PubMed
Summary

Future humans will leverage gene transfer to eliminate genetic defects and adopt symbiotic organisms for enhanced survival. These advancements include algae for arid environments and gut microbes for digesting plant matter, alongside in vitro embryo development.

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Area of Science:

  • Future human evolution and biotechnology
  • Comparative biochemistry and physiology
  • Genetic engineering and synthetic biology

Background:

  • Gene transfer techniques offer potential to eradicate human genetic disorders like sickle cell anemia and cystic fibrosis.
  • Animal kingdom strategies provide models for enhancing human survival and adaptation.

Purpose of the Study:

  • To explore future human adaptations and survival strategies derived from biological research.
  • To discuss the potential integration of symbiotic organisms and advanced reproductive technologies in humans.

Main Methods:

  • Review of comparative biochemistry and physiology studies.
  • Conceptualization of genetic modifications for human and animal symbiosis.
  • Proposal of in vitro mammalian embryo development and altered reproductive patterns.

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Main Results:

  • Development of commensal algae for epidermal symbiosis in animals and potentially humans, enabling survival in dry conditions.
  • Engineering of gut microbes to digest cellulose and lignin, providing essential nutrients from plant matter.
  • In vitro development of mammalian embryos and potential shifts in human sexual activity patterns, such as protogynous hermaphroditism.

Conclusions:

  • Biotechnological advancements and interspecies symbiosis could significantly enhance human health and survival.
  • Future humans may exhibit novel physiological and reproductive adaptations, altering the human condition.