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   talk.origins      Evolution versus creationism (sometimes      142,579 messages   

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   Message 141,090 of 142,579   
   Kalkidas to MarkE   
   Re: "Thermodynamic Limitations on the Na   
   17 Jul 25 12:25:12   
   
   From: eat@joes.pub   
      
   On 7/16/2025 10:44 PM, MarkE wrote:   
   >  From this recent EN article: https://evolutionnews.org/2025/07/new-   
   > article-from-james-tour-undermines-a-pillar-of-origin-of-life-theories/   
   >   
   > 'In comparison to a protein’s half-life, the rate of polypeptide chain   
   > elongation under prebiotic conditions is very long. Yang et al. (2025)   
   > identify numerous barriers to sustained polypeptide growth, including   
   > the formation of non-peptide linkages and cyclic structures, stringent   
   > environmental requirements, and unfavorable thermodynamics. Their   
   > analysis establishes that the rate of growth must be far smaller than   
   > one added amino acid per chain per day."   
   >   
   > "Even assuming one addition each day, synthesizing a protein of 200   
   > amino acids would require over six months. However, the growing chain   
   > would almost certainly degrade in a much shorter time span. The   
   > challenge is even greater for RNA, which has a significantly shorter   
   > half-life and encounters additional chemical and structural hurdles   
   > during formation."   
   >   
   > Paper here: https://sciendo.com/article/10.2478/biocosmos-2025-0010   
   >   
   > No doubt this paper will be critiqued and disputed, but it is I think an   
   > example of the ongoing scrutiny and developing fundamental challenges to   
   > OoL. My prediction is these will continue to emerge, weakening   
   > materialistic abiogenesis and strengthening ID's core claim.   
      
   Note that the replies to your post offer no refutation of any of the   
   points of the paper, Just name-calling and genetic fallacies.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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