GATE XL · 2023 · XL-P
Question 21: Chemistry of Biomolecules
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Question 21
XL-PMCQ2 marksNeeds review
A mixture of four peptides, PKRK, RGERV, YRGV and LVVP, is loaded onto an ion-exchange column at pH = 7.2. If carboxymethyl (CM) cellulose is used as the stationary phase of this column, then which peptide elutes first?
Given:
P = Proline, Y = Tyrosine, V = Valine, G = Glycine, K = Lysine, R = Arginine, E = Glutamic acid
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2023XL-P
GATE XL 2023 · Paper 1
Life Sciences · Original paper archive
- Section
- Section XL-P
- Question type
- Multiple choice (MCQ)
- Marks
- 2 marks
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