1
Question
Rhinoceros have horns made of ___ .
Rhinoceros have horns made of
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Solution
The correct option is C Keratin
The horns are made of keratin, the same type of protein that makes up hair and fingernails. The rhinoceros is a large mammal native to Africa and Asia. There are five species of rhino found in the world with 3 out of the 5 species of rhinos are now considered to be critically endangered. The rhino is thought to be the second biggest land mammal in the world after the African elephant.
The horns are made of keratin, the same type of protein that makes up hair and fingernails. The rhinoceros is a large mammal native to Africa and Asia. There are five species of rhino found in the world with 3 out of the 5 species of rhinos are now considered to be critically endangered. The rhino is thought to be the second biggest land mammal in the world after the African elephant.
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