On 03/19/2013 02:41 PM, Jacob Keller wrote:
> I don't understand this argument, as it would apply equally to all
> features of the theoretical LUCA
No it won't. Different features would have different tolerance levels
to modifications.
Philosophically, one is wrong to expect that living organisms will
evolve in a fashion that we find optimal. Whenever I feel that a
protein behaves in a way I find stupid, I simply say "giraffe laryngeal
nerve" and all comes back to normal.
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