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Epochal trace elements and evolution

C C Pfeiffer, E R Braverman

    Agents and Actions
    |July 1, 1982
    PubMed
    Summary
    This summary is machine-generated.

    Boron, iodine, and zinc were crucial trace elements that enabled plants and animals to adapt and evolve. These elements facilitated land colonization, warm-bloodedness, and enhanced vision, driving significant evolutionary advancements.

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    Area of Science:

    • Evolutionary Biology
    • Biogeochemistry
    • Biochemistry

    Background:

    • Trace elements play a critical role in biological evolution.
    • Specific elements like boron, iodine, and zinc have been identified as key evolutionary drivers.

    Purpose of the Study:

    • To highlight the epochal roles of boron, iodine, and zinc in evolutionary history.
    • To suggest further investigation into other potential epochal trace elements.

    Main Methods:

    • Comparative analysis of elemental requirements across different species and environments.
    • Review of biochemical and physiological adaptations linked to trace element availability.

    Main Results:

    • Boron was essential for terrestrial plant development (stems, roots).

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  • Iodine facilitated metamorphosis and the evolution of warm-bloodedness in animals.
  • Zinc was vital for early nucleic acid formation and enhanced nocturnal vision.

    • Conclusions:

    • Boron, iodine, and zinc are identified as epochal trace elements due to their profound evolutionary impact.
    • Further research into other trace elements' roles in evolution is warranted.