2 years ago

What is the composition of hair?

1 answer:

4 0

Answer:

The hair is made up of 95% keratin, a fibrous, helicoidal protein (shaped like a helix) that forms part of the skin and all its appendages (body hair, nails, etc.). Keratin is synthesized by keratinocytes and is insoluble in water, thus ensuring impermeability and protection for the hair.

Explanation:

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separate or unzip the two strands of the double helix.

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What protects against erosion? Explain. Why is grass good for erosion control?

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