Turtle shells are made from the same material as what human body part?

Here is the question :

TURTLE SHELLS ARE MADE FROM THE SAME MATERIAL AS WHAT HUMAN BODY PART?

Here is the option for the question :

• Eyes
• Hair
• Teeth
• Tonsils

The Answer:

And, the answer for the the question is :

Explanation:

[STC0011397]. Many specialized tissues in animals and humans are composed of keratin, a fibrous protein. Alpha keratin and beta keratin are the two types. Hair, wool, nails, hooves, claws, and horns are all examples of ectokeratins, while the shells of tortoises and the beaks of birds are examples of beta-keratins.