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The structure of hair is formed by keratin. Keratin is most likely which of the following polymers? A) nucleic acid . B) lipid . C) starch . D) protein. .
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The structure of hair is formed by keratin. Keratin is most likely which of the following polymers? A) nucleic acid . B) lipid . C) starch . D) protein. .

User Prithviraj Mitra
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Answer - D
Keratin is a structural protein.
User Taryn East
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Out of the choices given, Keratin is most likely a protein polymer. The correct answer is D. 
User Heavyd
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