Question

Which fiber is made up of protein
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Answer 1

Below

Step-by-step explanation:

There are two fibres which are made up of protein. They are present in vegetables and animals.

Examples of vegetable protein fibre :

• Cotton
• Flax
• Jute

Examples of animal protein fibre :

• Wool
• Mohair
• Silk

and so many more

Answer 2

Natural protein fibers.

Step-by-step explanation:

Fibers such as wool, hair,and silk, are made of protein. These are all natural fibers.

Hope this is correct. Wishing you the best.