A space to discuss aspects of the Caribbean geology, ore potential of the ophiolite belts, etc.
Tuesday, October 15, 2024
https://youtu.be/ezE8VRQKhEw
Scientists have discovered a plausible geological setting that may have sparked life on Earth. Researchers from Ludwig-Maximilians-Universität München have demonstrated how a simple environment of gas flowing over a narrow water channel can create conditions conducive to the replication of nucleic acids, the fundamental building blocks of life. This setting, which could have been common on volcanic islands of early Earth, allows for the accumulation and separation of DNA strands without requiring temperature changes that would typically degrade the molecules.
.In their laboratory model, the researchers observed a significant accumulation of DNA strands at the gas-water interface within minutes. The circular fluid flow induced by the gas flux, combined with changes in salt concentration, facilitated the separation of double-stranded DNA - a crucial step in replication. When nucleic acids and replication enzymes were added to the model, an increase in double-stranded DNA was observed, but only when both gas and water influx were present. This groundbreaking work extends our understanding of potential environments that could have enabled the replication of early life forms on Earth
P. Geo. Ricardo A Valls, M. Sc. and Geo Gadfly
Valls Geoconsultant
ORCID ID- https://orcid.org/0000-0002-5421-0914
Scopus Author ID: 7003369619/35335510700
ResearcherID: S-6604-2018
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