From: eat@joes.pub
On 7/17/2025 3:53 AM, Athel Cornish-Bowden wrote:
> On 2025-07-17 08:56:37 +0000, Kerr-Mudd, John said:
>
>> On Thu, 17 Jul 2025 15:44:28 +1000
>> 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.
>>>
>>>
>>
>> ID has no science; it doesn't explain anything. It's classic God of the
>> Gaps. But you've been told before. PS get a better news source.
>
> And people interested in serious science don't look for it in Evolution
> News.
>
The evolutionnews.org article merely summarizes a peer-reviewed
scientific paper, for which the link is given.
--- SoupGate-Win32 v1.05
* Origin: you cannot sedate... all the things you hate (1:229/2)
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