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Amino acids have peptide linkage which i...

Amino acids have peptide linkage which is

A

`-CO-NH-`

B

`-C-NH_2`

C

`SO-NH-`

D

`-CO-N-`

Text Solution

Verified by Experts

The correct Answer is:
A
Two or more amino acids unite through a bond —CO - NH — . Which is known as peptide bond or peptide linkage.
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Knowledge Check

  • Peptide linkage is

    A
    `-overset(O)overset(||)(C )-O-`
    B
    `-overset(O)overset(||)(C )-NH_2`
    C
    `-overset(O)overset(||)(C )-NH-NH_2`
    D
    `-overset(O)overset(||)( C)-NH-`

  • Peptide linkage is

    A
    `-overset(O)overset(||)(C)-O-`
    B
    `-overset(O)overset(||)(C)-NH_(2)`
    C
    `-overset(O)overset(||)(C)-NH-`
    D
    `-overset(O)overset(||)(C)-NH-NH_(2)`

  • Peptides are formed by the joining of amino acids through amide linage. Which of the following statement is not true in this respect?

    A
    Amide groups do not contribute in the hydrogen bonding interactions
    B
    `p pi` resonance stabilizes the amide linkages
    C
    Amide groups are more resistant to hydrolysis than similar ester groups
    D
    Stable conformations of peptides are restricted to those having planar amide groups