Chance and Selection

From: Bertvan@aol.com
Date: Tue Dec 05 2000 - 09:49:36 EST

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    >Chris
    >Consider a single nucleotide. There are four possibilities for that
    >nucleotide. One of them is beneficial to the organism, and the others are
    >not. Randomly, out of every four replacements of this nucleotide, one
    >should be beneficial. Simple probability theory says that if the
    >possibilities are all equally random (equally probable) it *should* occur
    >about one time in four, on average.

    >But *you* claim that this one beneficial occurrence will *never* occur.

    >WHY IS THAT?

    >What will *prevent* this beneficial change from *ever* occurring if the
    >replacements are randomly occurring?

    Hi Chris,
    All you have to do to prove your point is give one example where the
    accidental change in one nucleotide could specify a new "beneficial" protein.
    bertvan



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