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AA |
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AA The second-highest bond rating by S&P and Fitch. AA is subdivided (in decreasing order) into AA+, AA, and AA-. Bonds with AA ratings are investment-grade, meaning that banks are allowed to hold them. AA bonds are low-risk and low-return. The rating is equivalent to an Aa rating by Moody's. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Each block of three of these letters--known as a
codon--signals a cell's protein-making machinery to add a
particular amino acid to a lengthening chain. L-Tyrosine is an amino acid that is used as a nutritional
ingredient in amino acid infusions and enteral nutritional products
(medical foods). CBS is a method
for the mass spectrometrical determination of the amino acid sequence of
unknown peptides, which are not necessarily listed in protein (or other)
databases. |
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