Question
At near the pI of pH, the amino acid is ____.
Answer
At near the pI of pH, the amino acid is a neutral zwitterion.
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Amino acids have four groups attached to a c____arbon.
Four groups attached to an amino acid are: ____, and {{1::an R group}}.
The ____ group determines chemistry and function of an amino acid.
The R group determines ____ of an amino acid.
____ amino acids appear in the proteins of eukaryotic organisms.
The stereochemistry of the α -carbon is ____ for all chiral amino acids in eukaryotes.