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Which statement is incorrect about pepti...

Which statement is incorrect about peptide bond?

A

`C-N` bond length in proteins is longer than usual bond length of `C-N` bond

B

Spectroscopic analysis shows planar structure of `-CO-NH-` group

C

`C-N` bond length in proteins in smaller than usual bond length of `C-N` bond

D

None of tha above

Text Solution

Verified by Experts

The correct Answer is:
A
Due to resonance , C-N bond length in proteins is smaller than usual bond length of `C-N` bond. Therefore , option (a) is incorrect.
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PRADEEP-BIOMOLECULES -Competition Focus JEE(Main and Adanced)/Medical Entrance Special (I . Multiple Choice Questions)
  1. Which of the following structures represents the peptide chain?

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

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  3. Which statement is incorrect about peptide bond?

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  4. Sanger's reagent is used for the identification of:

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  5. The correct structure of the dipeptide gly-ala is

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  6. The tripeptide is written as Glycine-Alanine-Glycine. The correct stru...

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  7. Which of the following is conjugated protein

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  8. Secondary structure of proteins refers to

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  9. Select the incorrect statement , among the following

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  10. Which functional group participates in the disulphide bond formation i...

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  11. Subunits present in haemoglobin are:

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  12. Biuret test is not given by :

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  13. Which of the statements about ''Denaturation'' given below are correct...

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  14. Which one of the following statements is incorrect about enzyme cataly...

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  15. How many amino acids are present in insulin ?

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  16. The number of disulphide linkages present in insulin are

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  17. The hormone which controls the process of burning of fats, protiens, a...

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

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  19. Which of the following hormones is produced under the conditions of st...

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  20. The deficiency of vitamin C causes

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