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The rate itself of hydrolysis "depends on the strength of the individual peptide bonds, which in turn is determined by the characteristics of the amino acids on either side of the bond, the presence of water and the temperature."All of these are confounding factors, which, if not known exactly over extended periods of time, would play havoc with any sort of age determinations.Even the process of preparing a specimen for racemic dating can affect the D/L ratio.So, by examining how many have shifted, one can estimate the age of the sample.
Then one could use this as an independent test on other dating schemes.(To hear a radio interview with George, visit The only other animals with similarly long life spans are the giant tortoise and the giant clam, which some have claimed can live about 150 and 220 years, respectively.
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