Multiple choice general knowledge

What is the rhino’s horn made of?

  1. Bones

  2. Red Cells

  3. Rough Skin

  4. Hair
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A rhino's horn is made of keratin, the same protein that makes up hair, fingernails, and hooves. It is not made of bone, blood cells, or skin tissue. The horn grows throughout the rhino's life and can be regrown if partially cut.

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