Article View: comp.ai.alife
Article #10Re: Eye design
From: Kenneth 'pawl' Collins
Date: Tue, 31 Dec 2002 17:28
Date: Tue, 31 Dec 2002 17:28
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clarification - the reply, quoted below, seems to be mis-threaded. ken Dr. Clint Hoxie, O.D. wrote in message ... |in article v7%N9.11507$p_6.910913@bgtnsc04-news.ops.worldnet.att.net, |Kenneth 'pawl' Collins at k.p.collins@worldnet.att.net wrote on 12/24/02 |9:33 AM: | |> I expect the difference has more to do with the difference in |> motion-correlated G-forces experienced. |> |> On land, the eyes are 'hammered' with every step one takes [shock |> wave absorption is a necessity]. |> |> Anyway, I find evolutionary dynamics to have their own |> 'intelligence' in that they 'read' the environment, and converge |> upon functionality that works in that environment. |> |> It's why one has to be careful when attempting to cross-correlate |> the products of evolutionary 'engineering' with respect to |> different environments. |> |> Unless there's non-modal stuff in there, both are 'intelligent', |> but only with respect to the environments in which their |> progenitors have evolved. |> |> The rest of the "creationism/evolution" 'debate' is just folks |> being prejudiced with respect to that which, through experience, |> they've become familiar. |> |> k. p. collins |> |> Kent Paul Dolan wrote in message ... |> |jmdrake_98@yahoo.com (jmdrake) wrote: |> | |> |> Actually Bernd there is an "obvious reason" to do this. The |> extra layers |> |> of non-sensitive cells that the light must pass through before |> reaching |> |> the sensitive cells acts like a "filter" to protect from UV |> radiation. |> |> That's such a concern that human "engineers" have devised UV |> blocking |> |> sunglasses to further block potentially damaging rays. The |> eyes of the |> |> squid work fine under water where the water itself serves to |> filter out |> |> extra rays. You're going off of the misconception that squid |> eyes |> |> are somehow "better". They might be "better" for their |> enviornment |> |> but they'd be a disaster on land. Nice try though. |> | |> |I just love this habit of Scientific Creationists of making up |> the |> |science. Light, to reach the back of the eye, has to pass through |> the |> |rest of the eye, millions of times as thick. Given a choice of a |> one |> |cell layer deep UV filter, or a synovial(sp?) fluid chosen for |> its |> |(very modest, with that much pathlength in which to work) UV |> filtering |> |capabilities, which do you suppose an Intelligent (as opposed to |> "made |> |up out of whole cloth") Designer would have chosen? |> | |> |The squid lucked out and evolved it done right, but the luck of |> blind |> |evolution was less on the side of the mammals. End of story. |> Were |> |there a Designer, the panda would have a real thumb, as has been |> |famously noted, and which also should be in and of itself |> evidence |> |enough to be more than sufficient to quash such idiocy as |> "Intelligent |> |Design". |> | |> |xanthian. |> | |> |Note also that were there a Designer, the chambered nautilus |> would |> |have an eye equally capable with the squids', being fairly |> closely |> |related and having similar needs for a moderately similar |> lifestyle. |> | |> |Instead, it has a "pinhole camera"-style eye. If there were a |> |Designer, apparently the "Intelligent" aspect faded in and out |> pretty |> |often, a total contradiction to claims of omniscience and |> |omnitemporalness. |> |> |To make your argument more accurate, xanthian, you would need to replace the |word "Designer" with the phrase "Designer who thinks just like me". | |There are numerous advantages to every design feature of every creature on |the planet. They don't all make sense to you, perhaps, because you make |inaccurate assumptions as to their purposes. |-- |Clint Hoxie, OD |Overland Park, KS | |Neuro-Developmental Vision Care |Pediatric/Behavioral/Functional Vision Care | |DocHoxie@hotmail.com | | | |
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 105832,d639bd2bd2901828 X-Google-Attributes: gid105832,public X-Google-Thread: 1045ed,d639bd2bd2901828 X-Google-Attributes: gid1045ed,public X-Google-ArrivalTime: 2002-12-31 09:28:53 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!canoe.uoregon.edu!arclight.uoregon.edu!wn14feed!worldnet.att.net!bgtnsc04-news.ops.worldnet.att.net.POSTED!not-for-mail From: "Kenneth 'pawl' Collins" <k.p.collins@worldnet.att.net> Newsgroups: comp.ai.alife,bionet.neuroscience References: <9a6100ba.0212021743.5f37d031@posting.google.com> <3DF12D75.3630905C@alcyone.com> <e20a4a47.0212090742.3b187490@posting.google.com> <988c5166.0212091505.65f0981d@posting.google.com> <e20a4a47.0212100656.2a955d4d@posting.google.com> <ju45ta.qr5.ln@miriam.mikron.de> <e20a4a47.0212101518.29ff0b4f@posting.google.com> <2487ta.4p8.ln@miriam.mikron.de> <e20a4a47.0212110809.5590ce82@posting.google.com> <rgr7ta.s6a.ln@miriam.mikron.de> <e20a4a47.0212111521.293638a1@posting.google.com> <a3eaa964.0212112146.2b64581b@posting.google.com> <v7%N9.11507$p_6.910913@bgtnsc04-news.ops.worldnet.att.net> <BA362F2F.E25A%dochoxie@hotmail.com> Subject: Re: Eye design Lines: 133 Organization: sufficient X-Newsreader: Microsoft Outlook Express 4.72.3110.1 X-MimeOLE: Produced By Microsoft MimeOLE V4.72.3110.3 Message-ID: <ptkQ9.21646$p_6.1744229@bgtnsc04-news.ops.worldnet.att.net> Date: Tue, 31 Dec 2002 17:28:53 GMT NNTP-Posting-Host: 12.90.189.251 X-Complaints-To: abuse@worldnet.att.net X-Trace: bgtnsc04-news.ops.worldnet.att.net 1041355733 12.90.189.251 (Tue, 31 Dec 2002 17:28:53 GMT) NNTP-Posting-Date: Tue, 31 Dec 2002 17:28:53 GMT