Multiple Choice
The isoelectric point of alanine is pH = 6.15. It is mixed with proline pHCOOH = 2.0; pHNH2 = 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.
Correct Answer:

Verified
Correct Answer:
Verified
Q18: Proteins can be modified by adding _
Q38: Ultraviolet (UV)light can be used to estimate
Q51: A protein that contains more isoleucine,phenylalanine and
Q55: Which is used to hydrolyze the peptide
Q56: The peptide bond is which of the
Q58: What is the net charge on
Q62: The pK<sub>a</sub><sub> </sub>of a certain weak acid
Q64: Which technique is used less for protein
Q79: A sequence of amino acids with a
Q95: Uncharged R groups of amino acids are