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Which amino acid has secondary amino gro...

Which amino acid has secondary amino group ?

A

Proline

B

Lysine

C

Arginine

D

Alanine

Text Solution

Verified by Experts

The correct Answer is:
A
Proline
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Amino acids have both an amino group and a carboxyl group in their structure. Which amongst the following is an amino acid ?

KUMAR PRAKASHAN-BIOMOLECULES-SECTION - E (MULTPLE CHOICE QUESTIONS (MCQs))(DARPAN.S EXAM ORIENTED MCQs)
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  2. Which amino acid is optically inactive ?

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  3. Which amino acid has secondary amino group ?

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  4. Which amino acid shows the strong basic character ?

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  5. Which amino acid contains sulphur ?

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  6. Which of the following pairs of amino acids are essential amino acids ...

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  7. Which is not the characteristics of amino acids ?

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  8. Which of the following cannot exist as Zwitter ion ?

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  9. The pH value at which the amino acid does not migrate under the influe...

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  10. Protein is described as a …………...........

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  11. The helical structure of protein is stabilised by …………...........

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  12. In proteins , the alpha - amino acids are linked by …………...........

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  13. Which of the following is globular proteins ?

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  14. The number of tripeptides formed by three different amino acids is ………...

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  15. The incorrect example is

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  16. In an amino - acid , the carboxyl group ionises at pKa(1) = 2.34 and t...

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  17. Lysine at pH =3.5 exists as ……………………

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  18. Which amino acid has the amidine group ?

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  19. The total number of amino acids in insulin is ……………………

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  20. A mixture contains three amino acids A ( pl = 3.2 ) and B ( pl =5.7 ) ...

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