The Isoelectric Point of Alanine Is PH = 6

question 60

Multiple Choice

The isoelectric point of alanine is pH = 6.15. It is mixed with proline pH_COOH = 2.0; pH_NH2 = 10.6) , and the mixture is placed in an electric field at pH 6.15. Which statement is true?

• A) The two amino acids will be separated.
• B) The two amino acids will not be separated.
• C) Neither amino acid will move in the electric field.
• D) Both amino acids will move from the origin and be separated.

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