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From: Jeroen Belleman <jeroen@nospam.please>
Newsgroups: sci.electronics.design
Subject: Re: OT: Dynamic DNA structures and the formation of memory
Date: Mon, 13 May 2024 19:32:47 +0200
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On 5/13/24 18:31, John Larkin wrote:
> On Mon, 13 May 2024 17:01:27 +0200, Jeroen Belleman
> <jeroen@nospam.please> wrote:
> 
>> On 5/13/24 16:10, John Larkin wrote:
>>> On Mon, 13 May 2024 10:30:09 +0200, Jeroen Belleman
>>> <jeroen@nospam.please> wrote:
>>>
>>>> On 5/13/24 03:30, John Larkin wrote:
>>>>> On Sun, 12 May 2024 21:21:56 -0400, "Tom Del Rosso"
>>>>> <fizzbintuesday@that-google-mail-domain.com> wrote:
>>>>>
>>>>>> John Larkin wrote:
>>>>>>> On Sun, 05 May 2024 05:36:06 GMT, Jan Panteltje
>>>>>>> <pNaonStpealmtje@yahoo.com> wrote:
>>>>>>>
>>>>>>>> Dynamic DNA structures and the formation of memory
>>>>>>>> https://www.sciencedaily.com/releases/2024/05/240501125755.htm
>>>>>>>> Summary:
>>>>>>>> An international collaborative research team has discovered that
>>>>>>>> G-quadraplex DNA (G4-DNA) accumulates in neurons and dynamically
>>>>>>>> controls the activation and repression of genes underlying long-term
>>>>>>>> memory formation.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> I have always though that memory could be stored as DNA sequenxes...
>>>>>>>
>>>>>>> More likely RNA or some other protein.
>>>>>>>
>>>>>>> The oft-mocked Lamarckian concept, of genetic learning (not just
>>>>>>> natural selection) is probably real, and some reverse transcription
>>>>>>> does happen, namely that DNA is edited within the life of one
>>>>>>> organism. But remembering where you left your glasses is probably
>>>>>>> handled at a lower level than editing your chromosones.
>>>>>>
>>>>>> But how can it be passed down as Lamarck thought, if the eggs in the
>>>>>> ovaries are formed early? If genetic memory could be passed down it
>>>>>> would be only from the father because sperm are formed recently. But the
>>>>>> sperm spawn from local cells. If DNA is edited to store memory then
>>>>>> would these changes be duplicated in all cells in all tissues? How else
>>>>>> would the changes get into sperm cells? How could they get into eggs?
>>>>>>
>>>>>
>>>>> If it is advantageous for a woman's life experiences to be passed onto
>>>>> her children, nature will find a way.
>>>>>
>>>>
>>>> Yes, it's called 'education'. No need to invent improbable
>>>> mechanisms without scientific basis.
>>>>
>>>> Jeroen Belleman
>>>
>>> No sense in dismissing possibilities because you don't like them. That
>>> applies to biology and electronics. Nature invents "improbable
>>> mechanisms" which have a "scientific basis" when shown to exist.
>>>
>>> The ideas of jumping genes, reverse transcription, and epignetic
>>> switching were all mocked, known to be impossible, by the rigid
>>> neo-Darwinists. I think there's all sorts of cool stuff waiting for
>>> old farts to die so they can be considered and discovered.
>>> Mitochondria are sadly neglected.
>>>
>>> Evolution by random mutation and natural selection is for losers.
>>> Losers are also known as lunch.
>>>
>>
>> You missed your vocation. You should have become a biologist.
> 
> My interest and talent is electronic design. Besides that, biology is
> too slow. I can invent and simulate and test a new circuit in an
> afternoon.
> 
> 
>>
>>
>>> Most people, including most engineers, are instantly hostile to
>>> unauthorized ideas. That's fine with me... it leaves me more stuff to
>>> invent and sell.
>>>
>>
>> Most people judge the validity of new ideas in the context of their
>> knowledge base. You have to have some way to quickly weed out
>> the torrent of harebrained ideas, or you wouldn't get anything
>> done at all. Yes, this can backfire.
> 
> Weeding out ideas, as a habit and a priority, is a good way to have no
> ideas. Playing with ideas is better.
> 
> A human brain can play with multiple, literally millions, of ideas as
> effortless parallel background process. In your sleep. If you let it.
> 

And you implement all of them?

No, of course.

So you *are* weeding out the ones you judge inferior.

Jeroen Belleman