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Author | Topic: Unintelligent design (recurrent laryngeal nerve) | |||||||||||||||||||||||||||||||||||||||
Taq Member Posts: 10348 Joined: Member Rating: 6.3
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Actually I think the onus should be on you to provide evidence of why you believe the RLN is fecked up! If you wanted to plug your TV into an outlet 3 feet away would you go get a 100 foot extension cord and run it around the entire house and then plug it into the outlet 3 feet from the TV? Does this sound like an intelligent design?
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
Fallacious Analogy, a nerve is not simply an electric extension ... The analogy holds. The RLN travels a route that it doesn't need to in the same way that the electrical cord travels a route it doesn't need to. It is a poor design.
Anyways, these dysteleological arguments are simply arguments from ingnorance. Are you saying that we actually don't know the route that the RLN travels?
As evolutionary philosopher of science Daniel Dennett points out: There is simply no denying the breathtaking brilliance of the designs to be found in nature. Time and again, biologists baffled by some apparently futile or maladroit bit of bad design in nature have eventually come to see that they have underestimated the ingenuity, the sheer brilliance, the depth of insight to be discovered in one of Mother Nature’s creations. Francis Crick has mischievously baptized this trend in the name of his colleague Leslie Orgel, speaking of what he calls Orgel’s Second Rule: Evolution is cleverer than you are. So even if something appears to be badly designed it is in fact brilliantly designed in a way that we are ignorant of? Talk about an argument from ignorance.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
How do you know it doesn't need to ? Because there is nothing about the route which adds to function in the same way that routing more electrical cord does not add function to the tv.
The dysteleological arguments made back then were falacious arguments from ignorance, and in fact this kind of thinking is very anti-scientific. This makes the teleological argument moot and unfalsifiable. Any poor designs are instead good designs that we are ignorant of. That's a very poor argument. Please show us how the route of the RLN is vital to the function of the RLN. If you can't, then please explain why it makes such a circuitous route.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
No offense taken, but I think if the reasoning used is flawed in general, why even bother to discuss a particular subset case ? Don't you find it unfair that the ID crowd is allowed to point to "brilliant designs" and yet critics are not allowed to criticize any designs? Should we start calling biological designs "double plus good"?
We do know, however, that the RLN can sometimes take the direct route (as WK linked earlier), and so if this direct route is an available option in the population, as an evolutionnist you must ask yourself why hasn't it been selected for ? What we are asking is why didn't the designer use the direct route, assuming that the route was available to the designer? For evolution, they are equal at the phenotype level so one is not selected over the other.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
Supposing it were true that their would be absolutely no advantage to take one route over another, then an ingeneer would be free to choose whichever one he wants. That doesn't stop it from being a bad design. There is no functional difference between running 100 feet of electrical cord around the living room to plug the TV in, but it is certainly a bad design. There is a reason that Rube Goldberg cartoons were found in the funnies and not in engineering textbooks.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
You just restated it doesn't need to, not how you know it doesn't need to. A never connection is a nerve connection. With myelinated nerves there is very little difference in response time, especially for something which is not vital to fight or flight responses.
But using your analogy, how do you know the extra cord length isn't pulling a lever somewhere in the indirect portion of the route ? Because we can look for the lever, and there is none. On the flip side, how do you know that there is one?
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
Laws of logic don't care what's fair or unfair. Since when have you been using logic? Your entire argument is an appeal to emotion and illogic.
(and I didn't get the double plus good part) It is a reference to the book "1984" where people are not allowed to criticize the government (aka "Big Brother"). No matter what the government did it was assumed that it was in the best interest of the citizen so they were not allowed to criticize. In this thread you have taken the same stance. No matter how kludgey or backwards a design is it is assumed that it is so for an important funcational reason, even if no such evidence exists. Even more, no one is allowed to criticize these designs.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
He'd be flunked because his teacher would identify inconvenients in his chosen route over a more direct route. However, if his teacher could not identify any advantages into taking any other route, as you are advocating, then 'flunking' (verb?) him would be unjustifiable. No, he would be flunked. Or perhaps you can tell us what grade you would give an engineering student if they turned in this design for an automatic backscratcher:
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
Exactly, he would be flunked. Because it would be less efficient. Making a few extra feet of nerve fiber for no other reason than to create a longer route is less effecient. Designer flunks.
And if this is so, and there are no secondary functions to counter-act, then natural selection would have selected against it and in favor of the direct route. This assumes that evolving the direct route would not require a drop in fitness. If that assumption is wrong then so is your conclusion. Embryonic development is a very fickle beast.
Why hasn't it done so in the past millions of years ? It would require numerous changes in embryonic development that would result in lowered fitness. A designer would not have these problems to deal with.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
Those of us in the population right now with a direct did not experience a drop if fitness, I think. Please show that in the giraffe the reworking of the development of the entire ennervation of the neck would not require a drop in fitness.
So evolution produced all the biological complexity we see, but it couldn't possibly reroute a nerve ? Evolution produces complexity that is good enough, not brilliant designs. The RLN is good enough, but rather poor design if ID is true.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
It's nothing of having a direction towards perfection. But it's logical to expect that natural selection fixes the best traits available. In the evolution of the giraffe, the best trait is a long neck and the RLN be damned.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
This is halfway true. ID is like seeing feet tracks in the sand, and postulating that a human being did it. Given your recent statements, ID is closer to not seeing tracks in the sand but claiming that they really are there even if you can't see them at the moment.
They observe coded information in nature, and because they have already seen numerous times coded information being created, and everytime by an intelligent person, they conclude that an intelligent person did this. So we have observed an intelligence making the DNA found in all life? That is a new one. At best, the source of DNA is unknown. Until you present evidence otherwise you have no foundation to claim how it came about.
Therefore, because the source of coded information is intelligence, and not some other characteristics human happen to share in common, the only thing we can conclude about the originator of the coded information in nature is that he/it is intelligent. Nothing more. You have assumed your conclusion.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
And if I was a biologist, I would right away start a research project to find a new function to the RLN in regard to the route it takes. My prediction would have led to this. And this new evidence would be relevant to understanding why the RLN still take that route, even when evolution could have made it change. It would have led to what? There is no evidence that looping under the aorta offers any benefit. What evidence are you alluding to? Evidence in your own fantasies?
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
And it does. ID predicts that there should be foot prints. There aren't any. The ID response? The foot prints are really there, but you can't see them right now.
We have also seen it produced through natural means such as reproduction. We also observe coded information in non-organic materials, such as the coded orbitals in atoms. ABE:
Me: You have assumed your conclusion. You: Be more specific please. "Therefore, because the source of coded information is intelligence, and not some other characteristics human happen to share in common, the only thing we can conclude about the originator of the coded information in nature is that he/it is intelligent." You are trying to show that the originator of DNA is an intelligence. Instead of demonstrating it you have assumed it. You assume the conclusion. Edited by Taq, : No reason given.
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Taq Member Posts: 10348 Joined: Member Rating: 6.3 |
After 1000 years of searching for transitional fossils, supposing none would have been found, Darwin could have said ''well, eventually they will be found!''. Archaeopteryx was found during his lifetime, and Darwin also mentioned the transitional eyes found in the class Articulata.
We would never be able to absolutely prove ''it has no function'' just as we would never be able to absolutely prove ''no transitional fossils exist''. You are claiming that the route serves a function. It is up to you to either evidence this claim or retract it.
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