El lunes, 9 de febrero de 2015, 2:11:11 (UTC), Greg Guarino escribió:
> On 2/8/2015 7:51 PM, Ray Martinez wrote:
> > On Sunday, February 8, 2015 at 4:11:11 PM UTC-8, Greg Guarino wrote:
> >> On 2/8/2015 6:42 PM, Ray Martinez wrote:
> >>> On Sunday, February 8, 2015 at 3:26:11 PM UTC-8, John Harshman
> >>> wrote:
> >>>> On 2/8/15, 2:46 PM, Ray Martinez wrote:
> >>>>> John Harshman: nested hierarchies.
> >>>>>
> >>>>> Creationist: appearance of design.
> >>>>>
> >>>>> John Harshman:
> >>>>>
> >>>> How can a nested hierarchy be appearance of design if it would
> >>>> happen entirely naturally through known processes, i.e. simple
> >>>> time and branching.
> >>>
> >>> Clear indication that you don't understand what I'm saying. I'll
> >>> place the blame on myself.
> >>>
> >>> Another stab: I'm saying, first and foremost, that appearance of
> >>> design means, as a claim, that supernatural or Intelligent
> >>> causation is operating in nature. Therefore whatever else exists
> >>> in nature MUST be the work of God as well.
> >>>
> >>> Therefore your apple cart is upended and/or trumped by the
> >>> appearance of design and the claim of supernatural or Intelligent
> >>> causation operating in nature.
> >>>
> >>> Note the fact that I believe evo scholars themselves do NOT
> >>> accept an appearance of design existing in nature; rather, these
> >>> persons acknowledge what Creationists claim to see, which is all
> >>> they can do because a person cannot tell another person what they
> >>> claim to see or not see; rather, they can only explain what
> >>> others claim to see.
> >>>
> >>> What I'm after, if I've failed again, is for you to take a
> >>> position concerning appearance of design. If you accept existence
> >>> of an appearance then doesn't that trump a natural explanation
> >>> for branching descent?
> >>>
> >>> Ray
> >>>
> >> What neither of you gets, or apparently will ever get, is that if
> >> the question is whether or not a class of objects is related by
> >> common descent, the mechanism of variation does not matter.
> >>
> >
> > Why? Unless causation shown how do you *know* a class of objects are
> > related in a evolutionary sense? You seem to be staking your claims
> > on mere discovery of a pattern then concluding common descent has
> > occurred.
>
> Exactly so.
>
> We have discovered - and in fact *continue* to discover with each new
> species whose genome is sequenced - a pattern that is only found among
> classes of objects that are related through descent with modification.
> Moreover, we can easily see *why* a designer would never create a class
> of objects that fit such a pattern by designing each one separately. It
> could only occur through a series of small modifications between
> generations, with some parts of populations splitting off and
> accumulating different modifications than the lineage they split off
> from. The only other possibility is a meticulous effort (and an
> incredible accounting system) to *feign* branching descent.
>
> >
> >> Whether the "modification" occurred through mutation, selection
> >> and drift, or whether it occurred (a la Behe) by slight
> >> modifications of existing structures directly by God's genetic
> >> tinkering, we could still conclude that the current diversity came
> >> about through branching descent rather than by each species being
> >> individually created by fiat;
> >
> > IF God is involved with biological production then no effect can be
> > described as naturalistic,
>
> You're already wrong here, but I won't dwell long on it. God could be
> "involved" in some things, and leave others to physical laws.
>
> > descent, branching, etc. because these
> > concepts presuppose natural or non-supernatural causation.
>
> Descent and branching presuppose no such thing. I have several times
> proposed experiments with symbols on pieces of paper and xerox machines
> that will inevitably produce such a pattern. Scribe-copied manuscripts
> produce such a pattern, and for the same reason that life on earth does:
> each manuscript is copied, but slightly imperfectly. Scribes make
> errors. The imperfections are then copied in future "generations" of
> manuscripts, but only "forward" in the same lineage. Thus by
> scrutinizing the changes, we can construct a "tree of descent" of the
> manuscripts.
>
> All that matters is that there be a source of modification in the
> "reproduction" and that the changes are only carried forward in
> lineages, not exchanged "horizontally". (OK, it also matters that parts
> of populations become reproductively separated somehow, in order that
> they diverge). But the same pattern would be produced whether the source
> of modification is God, geneticists or mutation, selection and drift.
>
> >> doing so by examining the resulting pattern of features and
> >> genetics. The pattern we see points unavoidably to descent with
> >> modification, and just as unavoidably away from any class of
> >> designed object we know of, save those that themselves came about
> >> through descent with modification.
> >>
> > If the pattern points to the effect of descent with modification,
> > then how does modification occur, especially in higher taxa?
> >
> Biologists say mutation, selection and drift. But I must reiterate, any
> source of heritable modification would produce the pattern we see
> through common descent.
>
> Suppose just for a moment that we take an unambiguous case of deliberate
> "design". A group of biologists take a strain of bacteria, separate it
> into two petri dishes, and deliberately swap in a (different) piece of
> altered DNA into each. (now in reality, they'd be very unlikely to do
> the swapping on millions of bacteria, they'd alter one and let it
> reproduce, but let's not dwell on that detail, because it doesn't matter).
>
> Next they take the two petri dishes and split each one in two again.
> They now perform unique modifications to each of the four dishes. They
> repeat the procedure several more times: 8 dishes, then 16, then 32,
> then 64.
>
> They will now have 64 different strains of bacteria, but related in a
> very specific and unusual way; a natural nested hierarchy. If an
> unrelated geneticist were to sequence the 64 strains, he'd be able to
> tell that the strains were related by common descent, and not simply
> genetically engineered one at a time.
>
> Behe proposes almost exactly that scenario, except substituting God for
> the team of geneticists that made the modifications to the "dishes" in
> each generation. (And of course there's no requirement that there be one
> split in each generation). Whether God or humans geneticists, the
> pattern would be the same.
> >
> >> Now Ray undoubtedly thinks Behe is another deluded "Christian"
> >> evolutionist, but Eddie seems to think a great deal of Behe's work.
> >> Why do you suppose he concludes that all life on Earth is related?
> >> Certainly not because he's predisposed to "want" it to be so.
>
> > Anyone can claim to be a Christian.
>
> Ray, I don't think much of Behe's "science". And I suspect he cuts a lot
> of logical corners in order to devise an observable place for God in
> biology. But I am quite convinced that he sincerely *wants* the
> Christian God to be real, and considers himself a Christian. You can
> call him deluded if you like, but do you really think he is lying when
> he says he believes himself to be a Christian?
> >
> > Where does the Bible advocate CD?
>
> It doesn't, to my knowledge. In fact, this may be a rare point of
> agreement between us. I do not believe that Behe's scenario can be
> squared with the Bible. Of course, I have my doubts that yours can
> either, but I believe that both of you are likely sincere.
>
> > Are you suggesting the Bible scientifically correct?
>
> No.
>
>
>
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you had made a good argument.
Eri