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Which of the following functional groups...

Which of the following functional groups of the amino acid residue L - serine of the protein present on the active site of enzyme attacks the substance molecule to carry out the chemical reaction?

A

`H-`

B

`overset(+)NH_(3^(-))`

C

`HO -`

D

`COO-`

Text Solution

Verified by Experts

The correct Answer is:
C

The part of the amino acid which lies outside the box acts as a nucleophile in enzyme catalyed reactions but the part of the amino acid which is enclosed in the box is involved in the formation of peptide bond in protein molecules.
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Knowledge Check

  • Which of the following group of codons code for amino acid serine ?

    A
    GUU,GUC,GCU and GCC
    B
    CUU,CUC,CUA and CUG
    C
    UAU,UAC,UGU and UGC
    D
    UCU,UCC,UCA and UCG

  • Which of the functional group(s) is/are present in the amino acids ?

    A
    `-NH_2`
    B
    `-COOH`
    C
    `-COOR`
    D
    (1) and (2)

  • Which of the following is not a function of amino acids (from protein digestion) in the body?

    A
    Energy production
    B
    Regulation of body processes
    C
    Growth of body tissues
    D
    Maintenance and repair of body tissues