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Which structural feature distinguishes p...

Which structural feature distinguishes proline from other natural `alpha-`amino acids?

A

It is optically inactive.

B

It contains armatic group.

C

It is a dicarboxylic acid

D

It has a secondary amine.

Text Solution

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The correct Answer is:
D
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CENGAGE CHEMISTRY-BIOMOLECULES-Exercises (Single Correcttype)
  1. Sanger's reagent is used for the identification of:

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  2. The number of tripeptides formed by three different amino acids is:

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  3. Which structural feature distinguishes proline from other natural alph...

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  4. Which is the correct statement?

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  5. Which statement is incorrect about the peptide bond?

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  6. The vitamins absorbed from the intestine along with fats are:

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  7. The functional group which is found in amino acid is:

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  8. Complete hydrolysis of cellulose gives:

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  9. The reason for double helical structure of DNA is the operation of:

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  10. Chargaff' a rule states that in an organism:

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  11. Subunits present in haemoglobin are:

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  12. Among the following the achiral amino acid is:

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  13. The hormone that helps in the conversion of glucose into glycogen is:

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  14. The enzyme which hydrolyses triglycerides to fatty acid and glycerol i...

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  15. The correct statement in respect of protein haemoglobin is that it

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  16. Which of the following structures represents the peptide chain?

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  17. The number of chiral carbons in beta-D (+)-glucose is:

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  18. The helical structure of protein is stabilised by:

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  19. Insulin production and its action in human body are responsible for th...

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  20. Which base is present in RNA but not in DNA?

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