is life about the survival of the fittest chemistry?

Discussion in 'Biology & Genetics' started by globali, Jan 29, 2018.

  1. billvon Valued Senior Member

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    We know why people feel pain. We know how it originates, how to fix problems that cause pain and how to treat chronic pain. Don't make the mistake of equating "I don't know why we feel pain" to "scientists don't know why we feel pain."

    We will always be learning more about how the human body works.
     
    Last edited: Oct 9, 2018
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  3. exchemist Valued Senior Member

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    You really do have trouble with the meaning of words, don't you? First we had "function" and now it seems we have "life".

    Half-life has a perfectly well defined meaning, if you bother to look it up, related to "lifetime", which means duration of existence. In chemistry and physics we talk of the "lifetimes" of atomic or molecular states in the same sense. We do not mean to imply they are biologically alive. Because that would be silly, you see.
     
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  5. origin Heading towards oblivion Valued Senior Member

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    If you have to ask, you would not understand the response.
    So what.
    No it doesn't! Have you lost your mind?
    Do you think this is a living being?

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    You are very consistent - but that is not a good thing.
     
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  7. Michael 345 New year. PRESENT is 72 years oldl Valued Senior Member

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    Because sensible people would understand the term half-life as being a period length during which half of the activity decays.

    Not extend the life part into a absurd claim "its alive"

    That sounds very anthropomorphic and a short step away from declaring the Universe to being god

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  8. DaveC426913 Valued Senior Member

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    No. This is a non sequitur. The latter does not follow from the former.

    (Roger Penrose beliving in something does not make it true. or even likely, just because he's a smart guy. But let's just take his belief as a truth, for argument's sake.)

    Here's what you've constructed:

    'Sentience beings at the quantum scale.'
    This is synonymous with 'anything that has a quantum scale is sentient'.
    Since the universe has a quantum scale, it is sentient.

    The second statment is false.

    Consider a similar construct:

    Colouration begins at the molecular level.
    This is synonymous with 'everyning with molecules has a colour'.
    Since air has molecules, it is coloured.
     
  9. DaveC426913 Valued Senior Member

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    18,959
    There are plenty of definitions of the word 'life' that have nothing to do with living things.

    Just like there are plenty of definitions of the word 'run' that have nothing to do with my nose and cats.

    Consistency...

    So one word, one meaning; and one meaning, one word?


    "It's a beautiful thing, the Destruction of words. ... It isn't only the synonyms; there are also the antonyms. After all, what justification is there for a word, which is simply the opposite of some other word? A word contains its opposite in itself. Take ‘good,’ for instance. If you have a word like ‘good,’ what need is there for a word like ‘bad’? ‘Ungood’ will do just as well – better, because it's an exact opposite, which the other is not. Or again, if you want a stronger version of ‘good,’ what sense is there in having a whole string of vague useless words like ‘excellent’ and ‘splendid’ and all the rest of them? ‘Plusgood’ covers the meaning or ‘doubleplusgood’ if you want something stronger still. ... In the end the whole notion of goodness and badness will be covered by only six words – in reality, only one word. Don't you see the beauty of that, Winston?"

    - Orwell's 1984

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  10. Write4U Valued Senior Member

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    Did I invent the term half-life of an isotope?
     
  11. Write4U Valued Senior Member

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    20,072
    Then why get on my case for using them?
     
  12. Write4U Valued Senior Member

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    20,072
    Read closer, I am NOT proposing this as true.
    Tell Penrose about that, he is the esteemed physicist.
    I am arguing from a neutral POV and citing existing proposals as illustrative of several different interpretations in regards to the emerge of sentience. Is all life sentient? Can something be sentient without being alive?
    Oh, I agree, but there are millions of people who do believe in a sentient universe or even a supernatural sentient being outside of the universe. I'm not one of those.
    Actually no.
    https://en.wikipedia.org/wiki/Color_charge
    Imagine that......

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    scienceline.ucsb.edu/getkey.php?key=131

    If I said "spooky action at a distance" people here would explode from mental distress.
    Einstein says it and, everyone smiles "knowingly".......

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    Rather than picking apart linguistic details, why not discuss the content. I'm sure my posts are not so obtuse that no one knows what I am talking about....

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    p.s. at nano scale molecules have different color properties than at micro sized scales.
    Gold at nano scale is not gold colored, but a beautiful deep red.

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    https://ninithi.wordpress.com/nanoscale-why-size-matter/
     
    Last edited: Oct 10, 2018
  13. Michael 345 New year. PRESENT is 72 years oldl Valued Senior Member

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    No
    Same millions are wrong

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  14. Write4U Valued Senior Member

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    The question is; at what point does "transferring information" become "thinking" (sentience)?

    Is a Paramecium alive? Yes. It meets all requirements for a living organism.
    Is a Paramecium sentient? Yes. It's behavior clearly demonstrates "awareness" of its environment.
    Is a Paramecium intelligent? No. It's awareness is purely physically (mathematically) reactive.
    But then the reaction is physically expressed with movement to avoid the physical obstacle (except for mating). Emergent "intelligence"?

    My conclusion; A Paramecium is a mathematically pseudo-intelligent organism (a localized mathematically variable quantum pattern). Wrong?

    As I understand it, Penrose takes the reactive quantum behaviors (information sharing) at nano-scale as experiential moments and calls them "threshold events".
    In terms of evolution, that would be a good place to start a process of emergent sentience and intelligence, IMHO. This local phenomenon (pattern) had to start somewhere small in living organisms exposed to natural selection, no? How about the cyanobacteria?
    Pretty neat trick.
    Oh, and it is a self-repairing system....

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    Wikipedia

    A new epoch in the "life" on (of the) earth? Seems oxygen is a fundamental requirement for complex (intelligent) brains, even in ocean life.
    Nothing smarter than the cyanobacteria until then.. and it was able to make "oxygen" (a fundamental particle)!.....

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    . <> How does it do that??<>
     
    Last edited: Oct 10, 2018
  15. Michael 345 New year. PRESENT is 72 years oldl Valued Senior Member

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    Wrong ✓

    mathematically pseudo-intelligent organism (a localized mathematically variable quantum pattern)

    This appears to be a weird type of classification

    Intelligence requires much much more than a mere reaction to stimulation

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  16. Write4U Valued Senior Member

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    Yes, it's a loose interpretation of Tegmark's mathematical universe. He proposes that all of reality is expressed as mathematical patterns, including thought, a chemical process?
    Abstractly I agree, but practically the brain has several limitations in processing detailed external information from awareness and observation of its environment. Most large predators far outstrip human sensory awareness. Human thought is also subject to false illusions.
    Optical illusions are common. It's actually very easy to fool the brain.

    I think a brilliant lecture by Anil Seth in regard to consciousness.
    https://www.ted.com/talks/anil_seth_how_your_brain_hallucinates_your_conscious_reality
     
    Last edited: Oct 10, 2018
  17. Michael 345 New year. PRESENT is 72 years oldl Valued Senior Member

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    13,077
    Chemical AND electrical (electrical activity from chemical reactions)
    Regardless Intelligence requires much much more than a mere reaction to stimulation stands

    Downloading video now to watch tonight and will see if I have a comment afterwards
    Cheers

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  18. DaveC426913 Valued Senior Member

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    You make no sense.
    That's you complaining.
     
  19. DaveC426913 Valued Senior Member

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    18,959
    I read exactly what you wrote.
    You took something Penrose said and you ran with it.

    These are your words:
    "... wich would make the universe at least semi sentient, or pseudo intelligent."

    This is a science forum. Stop playing games.
     
  20. DaveC426913 Valued Senior Member

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    18,959
    Rather than playing fast and loose with linguistic details, why not provide some content?

    It's almost like you pick a word at random (oh, say, "colour") and Google for the least relevant definition you can find. And then posit a fanciful connection.

    This is fine for Free Thoughts or some of the soft science fora, but please, knock off this stuff in the science fora, will ya?
     
  21. Write4U Valued Senior Member

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    20,072
    Yes, a logical conclusion drawn if Penrose is correct. How would you define a universal quantum computer? With mainstream science?
    Do you think the OP question can be solved with conventional science?
    And what scientific discipline do you suggest that will lead us to an answer to the OP question?
    I make it a habit of providing more informed supporting papers or examples by known scientists.
    No, I do not. I usually research every word that IMO has significant meaning to my argument. (I do make mistakes). But if I find a term with one or several definitions synonymous with what I want to express, I'll use that. If the term itself is obscure in every day application, that is not my fault.
    And what discipline in mainstream science do you suggest will lead us to an answer to the OP question? C'mon, stick your neck out. I do ... and it often leads to interesting discussions, unless we get distracted by literary critique. Why not discuss the proposition on its merits?

    Do you think the OP question even belongs in the science section to begin with? By what criteria?
     
    Last edited: Oct 10, 2018
  22. Write4U Valued Senior Member

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    20,072
    deleted for duplication
     
  23. NotEinstein Valued Senior Member

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    Erm, you might want to do some more of that "research" into what color charge is, and realize it has nothing to do with color as the word was being used here. In fact, color is an EM phenomenon, and color charge is a strong interaction phenomenon: they are literally related to two different fundamental forces!

    The funniest thing about this is that you are completely contradiction yourself. I remember you arguing that color was made up of three fundamental frequencies, and after asking many, many times, you could only give seven frequency ranges. So please explain to me how color charge is related to those mystical three fundamental frequencies of yours? Hint: it's not.

    The only connection here is that one term contains a word with the same lettering as the other. This is a clear demonstration of the depth of your "research", and your understanding of the terms involved. But we established that in the past: your "research" often is just a game of match-the-words Google-search.

    It's not "almost"; that's exactly it.

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    I'm quite surprised that such infantile nonsense is being allowed in the science-section though?
     

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