M.Sc. Bio-Physics (PU-CET P.G) 2016 Panjab University Entrance Exam With Answers

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22.

An amino acid contains no ionizable group in its side chain (R). It is titrated from pH 0 to 14. Which of the following ionizable states is not observed during the entire titration in the pH range 0 – 14 ?

A: PGREF-607
B: PGREF-608
C: PGREF-609
D: PGREF-610

The answer is: D