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Keratin

Keratin

Keratin is a protein that makes up skin, hair and nails and is also found in internal organs and glands.

All edits by  Kerry Hooper 

Edits on 19 Jun 2018
Kerry Hooper
Kerry Hooper edited on 19 Jun 2018 2:40 pm
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Keratin

Keratin is a protein that makes up skin, hair and nails and is also found in internal organs and glands.

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