• Complexity issue

    Those_Pesky_Evo...

    Hi everyone, I am a new member to the forum, I live in Toronto, Canada. I am not a biologist, I am a computer engineer who has tons of interest in ID, although the Darwinian arguments are based on the premise of biology, I find engineering concepts and design principles can see right through those hard-cover soft-science text's the Darwinists are out publishing.

    I have attempted several times to let evolutionists have a stab at my question, but they have always reverted to other subject matters, or other topics of insignificance. The question I have is based previous build up of complexity vs. the present amount of complexity variably between different features of a living system. DE predicts a increase or build up of complexity overtime in the "general sense", or at least an increase of efficiency based on a already complex feature but with minor modifications or alignments to that initial complex feature, such as an eye. Also, this modification for an increase of complexity/efficiency to be fairly distinguishable we would unleash the "time God" of evolution and let the forces of NS&RM play the dice, so my question is that if a feature that was found in the past (a descent range would be at least 50 million years, to give the "time God" more time to work upon and fulfill its magic powers) that was more complex in comparison to that same based upon feature that served the same general purpose function (ie: the eye or anything else, even intelligence), then wouldn't that already distort the magical cookbook spells of the Harry Potter witches, that alone as I see it, already falsifies DE. Your thoughts?...

    --

    "Living systems only have the appearance of being evolved"
    "The definition of the word evolution is inherently flawed, misleading and a logical fallacy"



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    4freedom
    Simplification

    Let me simplify the question - not because I disagree with you but because you included a great deal of interesting commetnary:

    I think you are asking if the neo-darwinists believe that there is a single structure anywhere in life which while maintaining the same basic structure and purpose has grown simpler (rather than more complicated).

    So for example, this hypothetical structure may have served (according to evolutionists) an important purpose in the past (e.g. a large and costly to develop organ or feature), but over a great deal of time (and many generations) the homologous structure will have decreased size, complexity and function, but might still maintain some fraction of the original organ or structure's purpose.

    I'm pretty familiar with evolutionary claims and I am certain that no such feature in life is known to evolutionists - and even if it were they would deny it for the simple reason that you state up-front: Darwinist dogma is that complexity always increases. You will never find a darwinist willing to admit the opposite because that would mean the end of their precious world-view.

    "Follow the evidence, wherever it leads you" - Michael Behe

    --

    "Follow the evidence, wherever it leads you" - Michael Behe



    Patrick
    Complexity Always Increases?

    Actually, Darwinists claim evolution is blind and thus a case like the blind cave fish is an example of evolution. In Behe's new book the majority of cases discussed involve destructive mutations that have a net positive selection pressure. We are looking for examples of mutations that are not only beneficial in relation to fitness but also in relation to the progressive/positive creation/heavy modification of existing CSI (and no, the recently reported partial restoration of the eyesight in those blind cavefish does not count). But that’s a different thing than the generally used term “beneficial mutations” since a destructive mutation can be beneficial under certain conditions. If there is a generally-accepted term that encapsulates what we are looking for I’m not aware of it (although "constructive beneficial mutations" is fairly concise). It’s not CSI in general since that could be negative in relation to fitness. For example, if I were to tack a spoiler (like on a vehicle) and a retractable anchor onto a bird although that would be the constructive generation of CSI I think that would not be too beneficial…

    The bulk of the best examples of Darwinian evolution are destructive modifications like passive leaky pores (a foreign protein degrading the integrity of HIV’s membrane) and a leaky digestive system (P. falciparum self destructs when it’s system cannot properly dispose of toxins it is ingesting, so a leak apparently helps) that have a net positive effect under limited/temporary conditions. I personally believe that given a system intelligently constructed in a modular fashion (the system is designed for self-modification via the influence of external factors) that Darwinian processes may be capable of more than this, but we do not have positive evidence for this concept yet.

    The facts are that we do not have positive evidence for Darwinian processes being capable of non-trivial constructive positive evolution. The positive evidence we do possess relegates Darwinian processes to a relatively minor role.



    4freedom
    Beneficial?

    Do you agree that a 'destructive mutation' can be beneficial?

    What do you mean by beneficial - do you mean it in a darwinian sense (e.g. that it allows a genotype to be more able to reproduce because it produces an phenotype that is more able to reproduce in a given environment?

    Why is it that you think that Dembski's ideas of CSI have not caught on in biology?

    "Follow the evidence, wherever it leads you" - Michael Behe

    --

    "Follow the evidence, wherever it leads you" - Michael Behe



    Patrick
    Limited Environments, Limited Benefit

    Yes, there is a definite reproductive benefit within the population. Behe uses the analogy of trench warfare: blowing up a bridge to gain a limited advantage under certain conditions.

    Another example is the nylon-easting bacterium, where the new enzyme was many times less efficient than its precursor, making the minor advantage null outside a limited set of environments. It went from 100% efficiency to 2% efficiency to metabolize and it has a lower reproductive rate and efficiency. Thus, it cannot survive (compete) amongst the parent species in a "normal" environment.

    Why is it that you think that Dembski's ideas of CSI have not caught on in biology?

    The implications, mostly. If Dembski had developed his concept and only spoke about general applications or software engineering his ideas would probably have been readily accepted. But he jumped straight into applying his ideas to biology, with Darwinism as the main target. That's stepping on many entrenched toes. Personally, I think if he'd gathered support for his ideas based upon general usage and THEN applied it to biology the backlash "might" not have been so strong.



    hblavatsky's picture
    hblavatsky
    Dembski's rep

    The implications, mostly. If Dembski had developed his concept and only spoke about general applications or software engineering his ideas would probably have been readily accepted.

    Has Dembski taken this easy-way, what do you think the implications of his work on computer science might have been? I was given to believe that his theory is quite specifically concerned with refuting neo-darwinist dogma?

    Yes, there is a definite reproductive benefit within the population. Behe uses the analogy of trench warfare: blowing up a bridge to gain a limited advantage under certain conditions.

    So all evolution is really a form of degeneration from an original created kind? If (as the evolutionists claim) life on earth earth is really 2 billion years old might we expect that like has degenerated quite considerably from the original created kinds, except of course where the designer has intervened?

    I recently read on Wikipedia (yes , I know) that one reason AIDS has been so hard to treat is that it "evolves rapidly". I'm not sure whether to put too much faith in such a notoriously liberal and easily defrauded wiki, but I'd love to know what you think of that. If my understanding is correct then all this evolution must be breaking the HIV virus' ability to survive.

    Do you think that ID might find a cure for HIV where mainstream evolutionists have failed - simply by finding the 'edge' of HIV's evolutionary potential?

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    Helena Petrovna Blavatsky



    Patrick
    CS and AIDS

    1. Dembski's work would mostly affect computer science in regards to genetic algorithms (although others have focused their careers on NFL theory). A generalized method for detecting design would be useful for AI, never mind archeology where recognizing designed objects is not always obvious.

    2. Think of a mountain range. Sometimes you have creatures who are within a bowl-like valley surrounded by sheer cliffs. The variation seen within dogs is the bowl. The sheer cliffs represent the limitations of Darwinian processes. Dawkins claims that "Mount Improbable" can be climbed by finding winding (indirect) trails to reach the top. But so far there is no evidence for these "winding trails".

    Also, I already noted that not everything is degeneration...just the majority of examples.

    3. AIDS. Drugs attack various subsystems of such viruses or modify the host in some manner that harms the virus. Viruses replicate rapidly and have an average replication error rate (so many errors per virus created). If a subsystem in the virus is modified just enough that it barely functions (degenerative) but blocks the drug in some manner then overall that degenerative change will help the virus and allow it to survive and produce more viruses which will inherit this "helpful flaw".

    But it's also possible the AIDS virus is generating constructive modifications to itself. So the question is, how big is the AIDS virus' "bowl-like valley" or where are the sheer cliffs located. So we'd then target something that would require AIDS to traverse a cliff in order to survive.



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