Which Protein is present in Human Hair and Nails

(A) Oxytocin
(B) Keratin
(C) Vasopressin
(D) Trypsin

Correct Answer : Keratin
Question Asked : UP PCS Review Officer/Asst. Review Officer (Pre) Exam, 2014
Explanation : Keratin is a family of fibrous structural proteins. Keratin is the key structural material making up the outer layer of human skin. It is the key structural component of hair and nails, and it provides the necessary strength and toughness for mastica tory organs, such as the tongue and the hard palate.
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Web Title : which protein is present in human hair and nails
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