[quote]Lonnie123 wrote:
Bill Roberts wrote:
Now that you have concluded from the similarity of a gas pump to a penis and a gas tank to a vagina, regarding complexity of life forms that “organic molecules simply fell into place according to where the laws of physics told them to go” and your gas tank example “destroys any lingering doubts that biological system are too complex to be explained by evolution,” perhaps you can explain to me how the laws of physics told molecules where to go such that, for example:
While having parents that both had two-chambered hearts and corresponding circulatory and respiratory systems that interfaced perfectly with those hearts, molecules were told how to re-arrange for one or more of the offspring so that DNA now coded for new proteins that resulted (how? explain the mechanism) in an offspring with a three-chambered heart, fully functional the first time right off the bat and well interfaced, necessarily differently, with the circulatory and respiratory systems.
And how the laws of physics told molecules how to successfully carry these necessarily quite complex (as the change is quite complex) DNA changes on to future generations, as this was the only creature on the planet at this time with the 3-chambered heart.
I mean, obviously what with the gas pump and the gas tank you’ve proven this… I just would appreciate the explanation that gives at least some degree of detail or at least plausibility?
I dont think physics had anything to do with it really… These would be more likely described by the findings of biology.
I’m having a hard time gathering what the spirit of this post was supposed to be. Surely a science guy such as Bill Roberts does not thumb his nose at evolution? Say it aint so Bill.[/quote]
Rather a scientific person SHOULD NOT blithely assume and assert that because there are some principles and mechanisms we understand, we know for a fact that everything observed, including things far beyond our understanding, are definitely caused by those principles and mechanisms.
If one can’t follow through in detail as to how yes in fact this is explained and here’s how, it’s bad practice to assume and assert it’s proven that one’s master explanation is correct.
It’s very non-scientific to overreach in one’s judgment of what one has supposedly proven.
As for the thought that a Google search will reveal the answer: Good luck. Actually the situation is that while we understand how molecular biology combined with selection can yield such things as more GH being produced thus resulting in greater sizem, or a different pigment or different amount of pigment being produced thus resulting in change in color – or other examples where we can understand how nuclei making RNA for differing amounts of a protein or different variants of a protein can make a change – we do not understand the general question of how coding for different proteins yields different complex organ structures or bodyplans. At all.
Just how the nuclei directing (so to speak) ribosomes to crank out different proteins results in different organ and body structures is not known.
When that is not known, it’s an absurd gap to claim that from our learning a mechanism by which coding for different proteins can be selected for over time, this explains all the complexity of life. “Just have the right chemicals in a soup, input energy and time, and a few billion years later you’ll have all the life forms we have today, it’s proven, it’s a scientific fact, anyone who hasn’t learned this is stupid, hyuk hyuk hyuk, but we is so smart.”
Doing so regardless of gaps we can’t show how to fill can be explained in only 3 ways I think:
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Blithe unawareness that there are unexplained things at all.
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Blithe assumption that “surely” the explanation has to cover any problems, regardless that one cannot shows step by step how it’s possible and cannot find anyone who can do so. This would fall into the category of carelessness or just very sloppy thinking.
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Being psychologically determined to reject what is perceived as a or the competing view as to be willing to assert far more than what is intellectually honest to assert, so as to not have to deal with or to actually ridicule the other view. This would have to be, I think, more common among those sound enough in science that they should not be falling into the first 2 categories.