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[personal profile] elfs
Well, in my commentary about Anthony Flew, some anonymous coward chose to challenge my naturalistic world view with the following unarguable points:
How does a clown fish acquire an immunity to the poison of a sea anemone through evolution? How many clown fish die before this mechanism magically appears in a new-born clown fish?

Shouldn't there be billions of "missing links"?


Let's deal with these backwards: first of all, there are billions of "missing links." I think AC is looking for the phrase "transitional form," of which there are also billions: take a look around you. Every single one of your fellow human beings is a transitional form from the kind of people we were to the kind of people we will be. It is hubris and human short-sightedness to believe that this generation is some kind of Platonic ideal of what is "humanity". At some point, the thinking, talking, sentient occupants of this planet will be genetically incapable of interbreeding with representatives of this generation-- but then, this generation will be no more, so the whole issue is somewhat irrelevant.

It's asking too much of science to document every transitional form. This is a common creationist dodge, and is as dishonest as claiming that because one cannot find every brass button on every coat of every soldier who attended, then the Battle of Gettysburgh cannot be proven to have happened.

Secondly, the clownfish acquired its immunity to the sea anemone the same way you acquired your immunity to penicillin and nicotine, both of which are fatal to a number of other mammals: through the slow passage of time. The proto-clownfish and the proto-anemone evolved together, and as the anemone developed more powerful defenses, the clownfish developed a correspondent immunity. And here's the answer to your silliest question: ALL of the clownfish that couldn't adapt died. All of them.

Neal Stephenson put it brilliantly this way:
In some way, self-replicating organisms came into existence on this planet and immediately began trying to get rid of each other, either by spamming their environments with rough copies of themselves, or by more direct means which hardly need to be belabored. Most of them failed, and their genetic legacy was erased from the universe forever, but a few found some way to survive and to propagate. Like every other creature on the face of the earth, you are, by birthright, a stupendous badass, albeit in the somewhat narrow technical sense that you can trace your ancestry back up a long line of slightly less highly evolved stupendous badasses to that first self-replicating gizmo--which, given the number and variety of its descendants, might justifiably be described as the most stupendous badass of all time. Everyone and everything that wasn't a stupendous badass was dead.

Date: 2004-12-30 12:14 am (UTC)
From: [identity profile] taerin.livejournal.com
That makes me want to put on a black leather jacket, flex my muscles and strut around self-importantly. Because I am a stupendous badass!

Date: 2004-12-30 07:26 am (UTC)
From: [identity profile] caprinus.livejournal.com
This brings to mind the following letter sent to the editors of Wired (grabbed from http://bigpicture.typepad.com/writing/2004/12/on_evolution_an.html)

"I'm designed intelligently? As far as I can see, I was designed by an
idiot. My parts are neither interchangeable nor replaceable. I could
use a new ankle right now, and almost everything I do injures my back.
Some of my internal organs are useless, and can even kill me. My
risk-calculation engine is useless. I am afraid to eat beef, but have
no problem catapulting myself down tree-lined roads on my motorcycle.
My judgment is so bad I can be convinced to send my life savings to a
complete stranger with just one phone call.


The final stake in the heart of intelligent design is that there are
people we might otherwise consider intelligent, who, in the face of all
this, maintain we are functioning as intended."
-Eric Dietiker, Twain Harte, California

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