Biochemistry - Structure and Properties of Amino Acids
Exercise :: Structure and Properties of Amino Acids - Section 1
- Structure and Properties of Amino Acids - Section 1
| 31. |
The α-amino acids have a carboxyl group with a pK around __________ , and an amino group with a pK near __________ . |
| A. |
1.1, and 12.1 | | B. |
6.5, and 8.0 | | C. |
3.3, and 10.5 | | D. |
2.2, and 9.4 |
Answer: Option D
Explanation:
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| 32. |
Coomassie Blue stains the proteins by reacting with |
| A. |
arginine residues | | B. |
free c-termini | | C. |
peptide bonds | | D. |
aromatic ring |
Answer: Option A
Explanation:
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| 33. |
Which amino acid when exposed to ninhydrin produces a brown color? |
| A. |
Asparagine | | B. |
Proline | | C. |
Alanine | | D. |
Valine |
Answer: Option A
Explanation:
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