Bio-Physics (M.Phil./Ph.D.) 2019 Panjab University Entrance Exam With Answers

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17.

An optical measurement of protein is taken both before and after digestion of the protein by a protease. In which of the following spectroscopic measurement the signal change, i.e., before v/s after protease treatment, could be the maximum?

A: Absorbance at 280 nm
B: Circular dichromism
C: Absorbance at 340nm
D: Fluorescence value

The answer is: B

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