Keratin,a structural protein,is present in:

  • A
    Hair
  • B
    Skin
  • C
    Wool
  • D
    All of these

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Similar Questions

In haemoglobin,which amino acid acts as a blood buffer?

Which one of the following is most essential for the growth and formation of new cells?

Identify the $X$ figure.

$A$: Tertiary structure of protein is absolutely necessary for many biological activities of proteins.
$R$: In protein,only right-handed helices are observed.

Valine is an amino acid of which type?

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